I can calculate the motion of heavenly, bodies but not the madness of people.
We build too many walls and not enough bridges.
It is the weight not numbers of experiments that is to be regarded.
I was like a boy playing on the sea-shore and diverting myself now and then finding a smoother pebble or a prettier shell than ordinary whilst the great ocean of truth lay all undiscovered before me.
We have not given science too big a place in our education, but we have made a perilous mistake in giving it too great a preponderance in method in every other branch of study.
Politics I conceive to be nothing more than the science of the ordered progress of society along the lines of greatest usefulness and convenience to itself.