Reason is immortal, all else mortal.
Do not say a little in many words but a great deal in a few.
The oldest, shortest words - 'yes' and 'no' - are those which require the most thought.
Do not even think of doing what ought not to be done.
most men and women, by birth or nature, lack the means to advance in wealth or power, but all have the ability to advance in knowledge.
The earth affords a lavish supply of richess of innocent foods, and offers you banquets that involve no bloodshed or slaughter; only beasts satisfy their hunger with flesh, and not even all of those, because horses, cattle, and sheep live on grass.