Be curious, not judgmental.

It is a wise man that does know the contented man is never poor, whilst the discontented man is never rich.

Doubt is the origin of wisdom

By three methods we may learn wisdom: first, by reflection which is noblest; second, by imitation, which is the easiest; and third, by experience, which is the bitterest.

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

As the soft yield of water cleaves obstinate stone, So to yield with life solves the insolvable: To yield, I have learned, is to come back again.

To do great things is difficult, but to command great things is more difficult.

Nothing is as easy as it looks.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

We may encounter many defeats but we must not be defeated.

You have heard that it was said, 'Eye for eye, and tooth for tooth.' But I tell you, do not resist an evil person. If someone strikes you on the right cheek, turn to him the other also.

Today you are you! That is truer than true! There is no one alive who is you-er than you!

None but ourselves can free our minds.

An intelligent hell would be better than a stupid paradise.

Without courage, wisdom bears no fruit.

Kind words don't cost much. Yet they accomplish much.

Real knowledge is to know the extent of one's ignorance.

Whenever you find yourself on the side of the majority, it is time to pause and reflect.

I wanted to change the world. But I have found that the only thing one can be sure of changing is oneself.

Fear doesn't exist anywhere except in the mind.

Knowing is not enough, we must apply. Willing is not enough, we must do.