How we remember, what we remember and why we remember form the most personal map of our individuality.
The first precept was never to accept a thing as true until I knew it as such without a single doubt.
Life engenders life. Energy creates energy. It is by spending oneself that one becomes rich.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' (I found it!) but 'That's funny ...'
To achieve great things we must live as though we were never going to die.
No one goes there nowadays, it's too crowded.
Sometimes you can't see yourself clearly until you see yourself through the eyes of others.