Tact is the knack of making a point without making an enemy.

In order to change the world, you have to get your head together first

If we do not lay out ourselves in the service of mankind whom should we serve?

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

Happiness is not an ideal of reason, but of imagination.

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

In any moment of decision, the best thing you can do is the right thing. The worst thing you can do is nothing.

Where there is anger, there is always pain underneath.

Love one another, but make not a bond of love: Let it rather be a moving sea between the shores of your souls.

Whatever it is you're seeking won't come in the form you're expecting.

Wisdom... comes not from age, but from education and learning.

Medicine heals diseases of the body, wisdom frees the soul from passions.

Judge a man by his questions rather than by his answers.

He who chooses the beginning of the road chooses the place it leads to.

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

Attachment is the great fabricator of illusions; reality can be attained only by someone who is detached.

Fear doesn't exist anywhere except in the mind.

Criticize the act, not the person.

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

The first thing you'll have to do, is the last thing you wished.

The road of excess leads to the palace of wisdom.