The most important thing is transforming our minds, for a new way of thinking, a new outlook: we should strive to develop a new inner world.

Humor is perhaps a sense of intellectual perspective.

Reality is merely an illusion, albeit a very persistent one.

We don't look backward for very long. We keep moving forward, opening up new doors and doing new things, because we're curious... and curiosity keeps leading us down new paths.

Promises are the uniquely human way of ordering the future, making it predictable and reliable to the extent that this is humanly possible.

Discipline without freedom is tyranny; freedom without discipline is chaos.

Defeat is not the worst of failures. Not to have tried is the true failure