A man was desired to rise from bed because the sun was already up. He replied: "If I had as far to go and as much to do as he has, I should be up by now; but having but a little way to go, I shall not get up yet."

Medicine is the restoration of discordant elements; sickness is the discord of the elements infused into the living body.

Supreme happiness will be the greatest cause of misery, and the perfection of wisdom the occassion of folly.

Movement will fail sooner than usefulness.

The eye, the window of the soul, is the chief means whereby the understanding can most fully and abundantly appreciate the infinite works of Nature; and the ear is second.

Do not reveal, if liberty is precious to you; my face is the prison of love.

We know more about the movement of celestial bodies than about the soil underfoot.