One of the central tenets of
Darwin’s theory of evolution is natural selection, in which organisms of the
same or different species compete for survival and proliferate based upon their
different characteristics that are conducive to survival. This theory is predicated
on natural and heritable variations, limited resources, high rate of organism
reproduction, ensuing “struggle for life,” and dominance in numbers by the
organisms with variations most helpful to survival. Darwin states, “a struggle
for existence inevitably follows from the high rate at which all organic beings
tend to increase…as more individuals are produced than can possibly survive.”
The struggle for success is thus a
consequence of these natural conditions and a universal feature of natural
selection. “Lighten any check, mitigate the destruction ever so little, and the
number of species will almost instantaneously increase to any amount,” Darwin
declares, explaining that organisms will always multiply to the maximum
capacity offered by their environment. If a natural competitor or predator is
absent, a given species will flourish as far as they able.
These concepts from natural
selection and struggle for life, though used to explain evolutionary structures
of life, maintain similarities to the “state of nature” described by Hobbes and
Rousseau. In Thomas Hobbes’ Leviathan,
he illustrates an anarchic state of nature consisting of a “war of all against
all,” in which all people are pitted against each other, lacking compassion,
altruism, and any form of government. In this (hypothetical) primeval stage of
human life, men and women bear strong semblances to any of the organisms under
natural selection—they use their natural variations to fight and survive and
flourish. People in the state of nature are concerned with their own survival,
not the welfare of others. These conditions are a result of the scarcity of
resources and inability to accommodate the growing human population—provoking
tensions between individuals. Hobbes writes that war erupts when two
individuals desire the same resource, but not enough is available for both. Similar
to natural selection, in which only those best suited to their environment
survive, people in the state of nature are violent, and only those with
beneficial variations will survive; those less adapted to their surroundings
will die.
This situation—including the
struggles for life, among other notions—is almost the very situation that
Darwin proposed. However, Hobbes diverges from Darwin in one respect: he emphasizes
that all of mankind is equal. Hobbes states that people may be endowed with
differing natural capacities, but they are ultimately equal. This is
interesting, because Hobbes agrees with Darwin that humans have variations and some
are naturally fitter, yet we are still equal in other ways. This seems to
suggest that humans cannot be categorized with any other organisms, in that our
survival is not directly correlated to our fitness. Rather, we defy the Darwinian
model in an otherwise unseen aberration of natural selection—one human having a
higher fitness than another does not necessarily guarantee their success and
flourishing.
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