Gravity explains the motions of the planets, but it cannot e... - Isaac Newton

"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 sea-shore, 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."

"Les hommes construisent trop de murs et pas assez de ponts."

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

"Errors are not in the art but in the artificers."

"I can calculate the motion of heavenly bodies but not the madness of people."