Knowing yourself is the beginning of all wisdom.

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.

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

Unfortunately, the clock is ticking, the hours are going by. The past increases, the future recedes. Possibilities decreasing, regrets mounting.

Half the world is composed of people who have something to say and can't, and the other half who have nothing to say and keep on saying it.

Stubborn and ardent clinging to one's opinion is the best proof of stupidity.

A crust eaten in peace is better than a banquet partaken in anxiety.

Learn from the mistakes of others. You can never live long enough to make them all yourself.

Don't take tomorrow to bed with you.

Colorless green ideas sleep furiously

A man is literally what he thinks.

No act of kindness, no matter how small, is ever wasted.

The noblest pleasure is the joy of understanding.

A good teacher protects his pupils from his own influence.

Judge not unless you judge yourself.

In the East, all the religions preach egolessness. So in the East, everybody is against the ego from the very beginning.

I know I am but mortal and so therewhilst prepare myself for death, whensoever it shall please God to send it.

If you're happy, don't worry you'll get over it.

Drop the idea that you are Atlas carrying the world on your shoulders. The world would go on even without you. Don't take yourself so seriously.

I don't like definitions, but if there is a definition of freedom, it would be when you have control over your reality to transform it, to change it, rather than having it imposed upon you. You can't really ask for more than that.

The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.