To explain all nature is too difficult a task for any one man or even for any one age. Tis much better to do a little with certainty & leave the rest for others that come after than to explain all things by conjecture without making sure of any thing.

To me there has never been a higher source of earthly honor or distinction than that connected with advances in science.

Nature is very consonant and conformable with herself.

The main Business of Natural Philosophy is to argue from Phænomena without feigning Hypotheses, and to deduce Causes from Effects till we come to the very first Cause, which certainly is not mechanical; and not only to unfold the Mechanism of the World, but chiefly to resolve these, and to such like Questions.

He who thinks half-heartedly will not believe in God; but he who really thinks has to believe in God.

The qualities of bodies, which admit neither intension nor remission of degrees, and which are found to belong to fill bodies within the reach of our experiments, are to be esteemed the universal qualities of all bodies whatsoever.

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