Whatever the mind can conceive and believe, it can achieve.

Every adversity, every failure, every heartache carries with it the seed on an equal or greater benefit.

Be the change that you wish to see in the world.

Intelligence is the ability to adapt to change.

Think good, and good follows. Think evil, and evil follows. You are what you think all day long.

The greatest artists like Dylan, Picasso and Newton risked failure. And if we want to be great, we’ve got to risk it too.

I am not an Athenian or a Greek, but a citizen of the world.

Death may be the greatest of all human blessings.

Those who cannot change their minds cannot change anything.