True friendship multiplies the good in life and divides its evils. Strive to have friends, for life without friends is like life on a desert island... to find one real friend in a lifetime is good fortune; to keep him is a blessing.
A sage has one advantage; he is immortal. If this is not his century, many others will be.
There is always time to add a word, never to withdraw one.
True knowledge lies in knowing how to live.
He that has satisfied his thirst turns his back on the well.
Advice is sometimes transmitted more successfully through a joke than grave teaching.