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Redefining Reality - The Intellectual Implications of Modern Science

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Humans are the result <strong>of</strong> an evolutionary process. If evolution favored<br />

our big brains, is natural selection also responsible for aspects <strong>of</strong> its<br />

functioning? As a species, we trace back to a band <strong>of</strong> individuals<br />

who came out <strong>of</strong> Africa about 250,000 years ago, and we now see common<br />

behaviors and desires across the globe. Because some <strong>of</strong> these would have<br />

been advantageous to our ancestors, we might surmise that they are the result<br />

<strong>of</strong> evolution working on our brains. But what, then, accounts for altruism?<br />

How could being kind be advantageous to survival in a dangerous world?<br />

Could it be that we evolved as a part <strong>of</strong> the world and, thus, are programmed<br />

to care for it?<br />

<br />

<br />

is that there are certain human behaviors, desires, and reactions<br />

that are universal around the globe, regardless <strong>of</strong> culture. <strong>The</strong>se<br />

recurring regularities would be extremely unexpected if we thought<br />

they developed accidentally from completely social contexts.<br />

<br />

<br />

<strong>The</strong> second fact is that there are dedicated elements in the brain that<br />

<br />

things; although these elements <strong>of</strong> the brain perform their tasks<br />

<br />

at all. <strong>The</strong> standard example here involves what psychologists call<br />

Wason cards.<br />

In the late 1960s, the British psychologist Peter Cathcart<br />

Wason developed a straightforward logic problem using cards<br />

and found that less than one-quarter <strong>of</strong> his subjects were able to<br />

solve it. It seems that we are not wired to be logical.<br />

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