It is bad governments, not bad people, who cause revolutions.

Beauty is a manifestation of secret natural laws, which otherwise would have been hidden from us forever.

I am not omniscient, but I know a lot.

The mind is found most acute and most uneasy in the morning. Uneasiness is, indeed, a species of sagacity - a passive sagacity. Fools are never uneasy.

Would you require a wretched being, whose life is slowly wasting under a lingering disease, to despatch himself at once by the stroke of a dagger? Does not the very disorder which consumes his strength deprive him of the courage to effect his deliverance?

Nine requisites for contented living: Health enough to make work a pleasure. Wealth enough to support your needs. Strength to battle with difficulties and overcome them. Grace enough to confess your sins and forsake them. Patience enough to toil until some good is accomplished. Charity enough to see some good in your neighbor. Love enough to move you to be useful and helpful to others. Faith enough to make real the things of God. Hope enough to remove all anxious fears concerning the future.

In all our academies we attempt far too much. ... In earlier times lectures were delivered upon chemistry and botany as branches of medicine, and the medical student learned enough of them. Now, however, chemistry and botany are become sciences of themselves, incapable of comprehension by a hasty survey, and each demanding the study of a whole life, yet we expect the medical student to understand them. He who is prudent, accordingly declines all distracting claims upon his time, and limits himself to a single branch and becomes expert in one thing.