Impressed force is the action exerted on a body to change its state either of resting or of moving uniformly straight forward.

I feign no hypotheses.

I have been much amused at ye singular phenomena resulting from bringing of a needle into contact with a piece of amber or resin fricated on silke clothe. Ye flame putteth me in mind of sheet lightning on a small-how very small-scale.

Plato is my friend, Aristotle is my friend, but my greatest friend is truth.

My principal method for defeating error and heresy is by establishing the truth. One purposes to fill a bushel with tares, but if I can fill it first with wheat, I may defy his attempts.

All knowledge and understanding of the Universe was no more than playing with stones and shells on the seashore of the vast imponderable ocean of truth.

No old Men (excepting Dr. Wallis) love Mathematicks.