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- Walt Whitman

A noiseless patient spider,

I mark'd where on a little promontory it stood isolated,

Mark'd how to explore the vacant vast surrounding,

It launch'd forth filament, filament, filament, out of itself,

...

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A polynomial or function with exactly two variables.

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Chapter 17 of 18

Chapter XV: Recapitulation and Conclusion

50 min read

Recapitulation of the objections to the theory of Natural Selection—Recapitulation of the general and special circumstances in its favour—Causes of the general belief in the immutability of species—How far the theory of Natural Selection may be extended—Effects of its adoption on the study of Natural History—Concluding remarks.

As this whole volume is one long argument, it may be convenient to the reader to have the leading facts and inferences briefly recapitulated.

That many and serious objections may be advanced against the theory of descent with modification through variation and natural selection, I do not deny. I have endeavoured to give to them

Chapter 17

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