If others would think as hard as I did, then they would get similar results.

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

I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the seashore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.

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, and leave the rest for others that come after you, than to explain all things by conjecture without making sure of anything.

I found Rome a city of bricks and left it a city of marble.

The more I learn, the less I realize I know.