Conquering others takes force, conquering yourself is true strength.

Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.

There are two things a person should never be angry at, what they can help, and what they cannot.

Where there is shouting, there is no true knowledge.

Knowing yourself is the beginning of all wisdom.

The most important knowledge is that which guides the way you lead your life.

If you can't explain it to a six year old, you don't understand it yourself.

Strong minds discuss ideas, average minds discuss events, weak minds discuss people

We may have all come on different ships, but we’re in the same boat now.