This
paper compares Rule Consequentialism (RC) and Kantian ethics by
examining their application to Bernard Williams' “Jim the botanist”
thought experiment, a difficult moral case. This is to explore the
relative strengths and weaknesses of these theories. By briefly
showing the key differences in the approaches, it should become
evident that, although both
are flawed, the two rule-based systems are not equally capable of
producing moral determinations.
Jim
is a foreigner captured by a government that has issues with the
natives protesting them. In an attempt to quell the protests, the
government has rounded up 20 random natives they plan to execute.
Since it is apparently rare that a foreigner would be there, Jim is
given the opportunity to save 19 lives, but he must personally kill
one. He has no reason to think that any of the natives are guilty of
a capital offense, but not killing one of them will result in all 20
of them dying.
This forced choice is meant to demonstrate that there may be times
which we think that it is acceptable to violate an absolute
prohibition in order to prevent additional violations.1
The
basic notion of RC is that one can rationally construct an ideal list
of moral rules that if widely accepted, internalized and followed
would produce the best consequences for everyone; the
rightness/wrongness of an action is based on whether
it follows the rules.2
Identifying the ideal rules is a bit tricky, as absolute rules, like
“don't lie,” produce too many situations where a violation of the
rule would be more preferable than dogmatically holding to the rule.
However, it is also clear that including excessively broad criteria
for excusing a violation of the basic notion of the rule (“don't
lie” being the basic, conjoined with the exception “unless you
want to”) can reduce the value and acceptability of a rule, and
thus make a more strict rule produce better consequences.3
So,
in the “Jim” example, the relevant rule would be something like
“don't murder” or the broader, “don't kill”. On it's own,
this basic notion would never allow Jim to choose to kill one of the
(innocent) natives, but that might seem at odds with the fact that by
not killing one, Jim will allow all 20 to die. One could build into
this rule conditions where it would be acceptable to kill, but that
could become such a long list of conditions that it would be
impossible to internalize.4
No such rule may even be exhaustive enough to cover all
contingencies. One solution to this is to include a rule that allows
violations of rules, but only to “prevent disaster”.5
In
the “Jim” case, it is wrong to kill, but by doing so Jim will
save 19 lives. If the loss
of those lives is enough to be a disaster, then the “prevent
disaster” rule requires Jim to kill the one.6
However, a reduction in the number of natives to be killed, or a
devaluing of the natives in general (as implied by calling them
“natives”), may imply that it is not a disaster, as is apparent
in the captain that plans to
execute them. The government might be killing the natives to prevent
what they view as a larger disaster. The “prevent disaster” rule
would require a significant difference in values between the
consequences of the two actions (in order to avoid collapsing into
Act Consequentialism),7
but it is hard to know precisely what counts as a disaster.
A
different approach can be found in Immanuel Kant's various
formulations of the Categorical Imperative (CI), which provides both
the means to making imperatives that are not based on consequences,
and it gives a way to test individual actions.8
Here I will focus on the second of those, the Humanity formulation
of the CI. Simply stated, actions ought to respect humanity, or in
Kant's terms, actions should treat humanity as an ends unto itself
(HEI), and “never merely as a means.”9
Obligatory actions are those that if they are not done, their
omission counts as failing to respect humanity; a wrong action is one
that directly counts as a failing; and optional actions are those
that do not fail to respect humanity more than any other option, and
either doing it or not would also not fail to respect humanity.10
I
am inclined to say that Kant's theory fails to render a clear result
in the “Jim” case because both actions fail to respect humanity
if done or not done, they are both forbidden and required, and
neither of the relevant actions are optional. There is no way to
claim that one could kill (against the person's will, or perhaps at
all) an innocent person while also respecting that person's humanity.
Using only that for moral consideration, it is clearly a wrong
action. However, that fails to respect the humanity of 19 other
people, which could be saved by a single violation, and so it
requires killing one to respect humanity to a greater degree. Murder
is arguably the greatest disrespect to humanity, and so preventing
murder is required. Does that mean that one should murder to not
murder, disrespect humanity to respect humanity?
Between the two
options, refraining from killing one seems the greatest failure
because of the deaths of 20, including the one. However, that is not
the total number of people involved in this situation, there are at
least 22, and Jim killing one would violate at least three: the one
that he killed, his own progress to moral perfection, and he would be
participating in the depravity of the captain, and by extension, the
entire government. Expanding the humanity considered, the natives
have relatives, whose humanity is not respected, as well as the
entire native population. Ultimately, this single decision could
fail to respect all of humanity by propagating racially motivated
violence and discrimination, and participating in the ends of a
tyrannical government. Not killing one would preserve Jim's moral
perfection, it would not be a direct violation of any one person's
humanity, but would use the lives of the 20 as mere means to avoid
failing himself (and perhaps the rest of humanity). I'm inclined to
say that the HEI is against killing, but I'm honestly not sure if
that is my own personal bias, or how Kant would have ruled.
Kant's
theory provides a more plausible result, but only if the bounds of
moral consideration are expanded to the greatest number of people
possible. The issue for RC is that the difficulty of finding an
exact definition for “disaster” could allow the same rule to
justify the government's policy of killing random innocent people, if
the situation was dire enough and it would prevent some other
disaster. HEI, although weak on determinacy (providing a clear and
consistent result in the case of conflicting values),11
avoids this issue by potentially examining the effects on humanity in
general. A similar move could be made by RC by further qualifying
the “prevent disaster” rule, which might result in an arbitrary
definition of “disaster”.
Additionally,
it seems that the Kantian response is better internally supported
since one could apply the Universal Law formulation of CI and yield
the same results.12
Generalizing Jim's decision would result in, “I will cause harm to
an innocent person, if doing so will prevent a greater harm to
others.” The universal formulation of that maxim would be,
“Everyone will cause harm to innocent people, if doing so will
prevent greater harms to others.” If applied to all of society,
all people would be obligated to cause harm in an attempt to prevent
harm caused by others in an attempt to
prevent harm. The practice of mutual defense/general welfare
could collapse in favor of mutual harm, or at least a standoff. That
would hardly be in line with respecting humanity.
The
major weakness in the HEI formulation is that if the bounds of moral
consideration are drawn too narrowly, then the verdict it returns
conflicts
with that of a greater scope, resulting in actions that are both
forbidden and required. In Jim's case, if only considering the act
of killing one, it is forbidden, but in reference to the lives of 19,
it is required. Expanding to the moral concerns of all “natives”
or the whole of conceivable humanity, it is forbidden. The apparent
reversal is a good indication that HEI fails to capture some aspect
of the act of murder which makes it wrong.
Bibliography
Timmons,
Mark. 2013. Moral Theory: An Introduction. Kindle
Edition.
Plymouth: Rowman &
Littlefield Publishers.
1 Timmons
2013, 92.
2 Timmons
2013, 154.
3 Timmons
2013, 155.
4 Timmons
2013, 157.
5 Timmons
2013, 158.
6 The
number of people saved is essentially arbitrary. If the example of
19 deaths is not enough to justify killing one, then keep raising
the example number until it intuitively seems like a disaster. The
reverse of that also applies, start reducing the number until it no
longer seems like a disaster, and you might find a threshold, but
not one that can be generally applied to all situations. This is in
danger of being a sorites paradox.
7 Timmons
2013, 158.
8 Timmons
2013, 218-9.
9 Timmons
2013, 211.
10 Timmons
2013, 218.
11 Timmons
2013, 12.
12 Timmons
2013, 219-20.
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