Life swings like a pendulum backward and forward between pain and boredom.

This thing of being a hero, about the main thing to it is to know when to die.

To be able to look back upon ones life in satisfaction, is to live twice.

Life is a succession of lessons which must be lived to be understood.

Until you make the unconscious conscious, it will direct your life and you will call it fate.

Mastery of the emotions is fundamental to a virtuous life.

Every time I see an adult on a bicycle, I no longer despair for the future of the human race.

Never throughout history has a man who lived a life of ease left a name worth remembering.

Every person who ever thought he had a right to assert, and went boldly and asserted it, himself, or jointly with others that shared his convictions, was a direct actionist.

We can never judge the lives of others, because each person knows only their own pain and renunciation. It's one thing to feel that you are on the right path, but it's another to think that yours is the only path.

The essence of life is statistical improbability on a colossal scale.

In the end, it's not the years in your life that count. It's the life in your years.

Life would be tragic if it weren't funny.

I don't need you to remind me of my age. I have a bladder to do that for me.

We all learn lessons in life. Some stick, some don't. I have always learned more from rejection and failure than from acceptance and success.

Wrinkles should merely indicate where the smiles have been.

I can choose either to be a victim of the world or an adventurer in search of treasure. It's all a question of how I view my life.

Pain don't hurt.

The future is the shape of things to come.

Humility is really important because it keeps you fresh and new.

Doubt must be no more than vigilance, otherwise it can become dangerous.