"Experience is never wrong; only our judgments are wrong in promising themselves results which are not caused by our experiments."

"The small is a good example of the great."

"The water that you touch in a river is the last of that which has passed, and the first of that which comes; so with present time."

"The more subtle we are, the more we are deceived."

"Weight, force, and percussion, with their respective causes, are all that is known of the movements of bodies."