The only true wisdom is in knowing you know nothing.

A journey of a thousand miles begins with a single step.

Conquering others takes force, conquering yourself is true strength.

There's no one thing that's true. It's all true.

Courage is resistance to fear, mastery of fear, not absence of fear.

I have never let my schooling interfere with my education.

The fear of death follows from the fear of life. A man who lives fully is prepared to die at any time.

Always go too far, because that's where you'll find the truth.

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