The secret of change is to focus all of your energy, not on fighting the old, but on building the new.

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

Conquering others takes force, conquering yourself is true strength.

It's not what you are that holds you back, it's what you think you are not.

Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.

Death may be the greatest of all human blessings.

The most important knowledge is that which guides the way you lead your life.

If you can't explain it to a six year old, you don't understand it yourself.

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