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Darwin's Dangerous Idea - Evolution and the Meaning of Life

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312 BULLY FOR BRONTOSAURUS<br />

fact <strong>the</strong> truth is a mixture <strong>of</strong> both: a little bit <strong>of</strong> Chance, a little bit <strong>of</strong> Ever.<br />

That's <strong>Darwin's</strong> dangerous idea, like it or not.<br />

CHAPTER 10: Gould's self-styled revolutions, against adaptationism, gradualism,<br />

<strong>and</strong> extrapolationism, <strong>and</strong> for "radical contingency," all evaporate,<br />

<strong>the</strong>ir good points already firmly incorporated into <strong>the</strong> modern syn<strong>the</strong>sis, <strong>and</strong><br />

<strong>the</strong>ir mistaken points dismissed. <strong>Darwin's</strong> dangerous idea emerges<br />

streng<strong>the</strong>ned, its dominion over every corner <strong>of</strong> biology more secure than<br />

ever.<br />

CHAPTER 11: A review <strong>of</strong> all <strong>the</strong> major charges that have been leveled at<br />

<strong>Darwin's</strong> dangerous idea reveals a few surprisingly harmless heresies, a few<br />

sources <strong>of</strong> serious confusion, <strong>and</strong> one deep but misguided fear: if Darwinism<br />

is true <strong>of</strong> us, what happens to our autonomy?<br />

CHAPTER ELEVEN<br />

Controversies Contained<br />

1. A CLUTCH OF HARMLESS HERESIES<br />

/ find on re-reading it that <strong>the</strong> picture it presents is close to <strong>the</strong> one I would<br />

paint if I were to start afresh, <strong>and</strong> write a wholly new book.<br />

—JOHN MAYNARD SMITH, introduction, 1993<br />

edition <strong>of</strong> his 1958 book, The Theory <strong>of</strong><br />

<strong>Evolution</strong><br />

Before turning in part III to an examination <strong>of</strong> <strong>Darwin's</strong> dangerous idea<br />

applied to humanity (<strong>and</strong> <strong>the</strong> humanities), let's pause to take stock <strong>of</strong> our<br />

survey <strong>of</strong> controversies within biology proper. Gould has spoken <strong>of</strong> <strong>the</strong><br />

"hardening" <strong>of</strong> <strong>the</strong> modern syn<strong>the</strong>sis, but also voiced his frustration about<br />

how <strong>the</strong> modern syn<strong>the</strong>sis keeps shifting in front <strong>of</strong> his eyes, making it<br />

difficult to get <strong>of</strong>f a good shot. Its defenders keep changing <strong>the</strong> story, coopting<br />

revolutionaries by incorporating <strong>the</strong> good points <strong>the</strong>y make into <strong>the</strong><br />

syn<strong>the</strong>sis. How secure is <strong>the</strong> modern syn<strong>the</strong>sis—or its unnamed successor, if<br />

you think it has changed too much to keep its old title? Is <strong>the</strong> current<br />

embodiment <strong>of</strong> Darwinism too hard or too s<strong>of</strong>t? Like Goldilocks' favorite<br />

bed, it has proven to be just right: hard where it had to be, <strong>and</strong> compliant<br />

about those issues that are open for fur<strong>the</strong>r investigation <strong>and</strong> debate.<br />

To get a good sense <strong>of</strong> what is hard <strong>and</strong> what is s<strong>of</strong>t, we may st<strong>and</strong> back a<br />

bit <strong>and</strong> survey <strong>the</strong> whole field. Some people would still love to destroy <strong>the</strong><br />

credentials <strong>of</strong> <strong>Darwin's</strong> dangerous idea, <strong>and</strong> we can help <strong>the</strong>m by pointing to<br />

controversies on which <strong>the</strong>y needn't waste <strong>the</strong>ir energies, since no matter how<br />

<strong>the</strong>y come out, <strong>Darwin's</strong> idea will survive intact or streng<strong>the</strong>ned. And <strong>the</strong>n<br />

we can also point out those hard, fixed points which, if destroyed, would<br />

truly overthrow Darwinism—but <strong>the</strong>y are fixed for good reasons, <strong>and</strong> are<br />

about as likely to budge as <strong>the</strong> Pyramids.<br />

Let's consider first some tempting heresies that would not overthrow

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