Is there any one maxim which ought to be acted upon throughout one's whole life? Surely the maxim of loving kindness is such: Do not unto others what you would not they should do unto you.

It is better to play than do nothing.

Don't use cannon to kill musquito.

When you know a thing, to hold that you know it, and when you do not know a thing, to allow that you do not know it - this is knowledge.

Looking at small advantages prevents great affairs from being accomplished.

Knowledge is recognizing what you know and what you don't.

He who kisses girl on hillside is not level