One of the greatest pieces of economic wisdom is to know what you do not know.

The only medicine for suffering crime and all other woes of mankind is wisdom. Teach a man to read and write and you have put into his hands the great keys of the wisdom box. But it is quite another thing to open the box.

At sixty I know little more about wisdom than I did at thirty but I know a great deal more about folly.

What wisdom can you find that is greater than kindness?

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool the truest heroism is to resist the doubt and the profoundest wisdom to know when it ought to be resisted and when it be obeyed.

We must expect reverses even defeats. They are sent to teach us wisdom and prudence to call forth greater energies and to prevent our falling into greater disasters.

But what is liberty without wisdom and without virtue? It is the greatest of all possible evils for it is folly vice and madness without tuition or restraint.

Keep me away from the wisdom which does not cry the philosophy which does not laugh and the greatness which does not bow before children.

The smallest deed is better than the greatest intention.

To be satisfied with a little is the greatest wisdom and he that increaseth his riches increaseth his cares but a contented mind is a hidden treasure and trouble findeth it not.