I am ashamed to tell you to how many figures I carried these calculations [of Pi], having no other business at the time

Physics, beware of metaphysics.

Oh Diamond! Diamond! thou little knowest the mischief done! [Apocryphal]

This principle of nature being very remote from the conceptions of Philosophers, I forbore to describe it in that book, least I should be accounted an extravagant freak and so prejudice my Readers against all those things which were the main designe of the book.

Therefore, the causes assigned to natural effects of the same kind must be, so far as possible, the same.

This most beautiful system of the sun, planets and comets could only proceed from the counsel and dominion of an intelligent and powerful Being. And if the fixed stars are the centres of other like systems, these, being formed by the like wise counsel, must be all subject to the dominion of One; especially since the light of the fixed stars is of the same nature with the light of the sun.

Blind metaphysical necessity, which is certainly the same always and every where, could produce no variety of things. All that diversity of natural things which we find suited to different times and places could arise from nothing but the ideas and will of a Being, necessarily existing.