Confidence is contagious. So is lack of confidence.

The experience gathered from books, though often valuable,is but the nature of learning whereas the experience gained from actual life is of the nature of wisdom.

A man is literally what he thinks.

One just needs a little alertness to see and find out: Life is really a great cosmic laughter.

Experience is the only prophecy of wise men.

Love make us poets, and the approach of death should make us philosophers.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

Not everything that can be counted counts, and not everything that counts can be counted.

Forget not that the earth delights to feel your bare feet and the winds long to play with your hair.

Mistakes are always forgivable, if one has the courage to admit them.

It is better to be looked over than overlooked.

Men are not prisoners of fate, but only prisoners of their own minds.

The noblest pleasure is the joy of understanding.

The difference between stupidity and genius is that genius has its limits.

It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt.

Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.

Admiration is the daughter of ignorance.

There is always time to add a word, never to withdraw one.

The greatest of wealth is the richness of the soul.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

Science has not yet taught us if madness is or is not the sublimity of the intelligence.