Wisdom

If you know how to spend less than you get, you have the philosopher's stone.

A wise man will make more opportunities than he finds

A wise man gets more use from his enemies than a fool from his friends

The true wisdom of life consists in seeing the extraordinary in the common

You do not really understand something unless you can explain it to your grandmother

The more the fruits of knowledge become accessible to men, the more widespread is the decline of religious

Common sense is the collection of prejudices acquired by age 18

Passion very often makes the wisest men fools, and very often too inspires the greatest fools with wit

All men by nature desire knowledge

It is impossible to love and to be wise

Only two things are infinite, the universe and human stupidity, and I’m not sure about the former

It’s not that I’m so smart, it’s just that I stay with problems longer

An investment in knowledge pays the best interest

A wise man sees as much as he ought, not as much as he can

Those that know, do. Those that understand, teach

I have never met a man so ignorant that I couldn't learn something from him

Any fool can paint a picture, but it takes a wise man to be able to sell it

It is by the fortune of God that, in this country, we have three benefits: freedom of speech, freedom of thought, and the wisdom never to use either.

Get your facts first, and then you can distort them as much as you please