My powers are ordinary. Only my application brings me success.

Nature is pleased with simplicity. And nature is no dummy.

Philosophy is such an impertinently litigious lady that a man had as good be engaged in lawsuits as have to do with her.

As a blind man has no idea of colors, so we have no idea of the manner by which the all-wise God perceives and understands all things.

I know not how I seem to others, but to myself I am but a small child wandering upon the vast shores of knowledge, every now and then finding a small bright pebble to content myself with while the vast ocean of undiscovered truth lay before me.

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

This most beautiful system of the sun, planets and comets, could only proceed from the counsel and dominion of an intelligent and powerful Being.