He alone is free who lives with free consent under the entire guidance of reason.

It is hard to fight desire; but to control it is the sign of a reasonable man.

Time flies over us, but leaves its shadow behind.

Great dreams of great dreamers are always transcended.

You are the bows from which your children as living arrows are sent forth.

I've never known any trouble than an hour's reading didn't assuage.

Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.

It is man that makes truth great, not truth that makes man great.

Language is very powerful. Language does not just describe reality. Language creates the reality it describes.

Nothing is as easy as it looks.

The greatest of wealth is the richness of the soul.

The impossible could not have happened, therefore the impossible must be possible in spite of appearances.

Nothing is more intolerable than to have to admit to yourself your own errors.

Nobody made a greater mistake than he who did nothing because he could do only a little.

There is geometry in the humming of the strings. There is music in the spacing of the spheres.

Confidence is contagious. So is lack of confidence.

What a liberation to realize that the “voice in my head” is not who I am. Who am I then? The one who sees that.

Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.

Never ruin an apology with an excuse.

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.

If you buy what you do not need, you will need what you cannot buy.