There are two primary choices in life: to accept conditions as they exist, or accept the responsibility for changing them.

The greatest glory in living lies not in never falling, but in rising every time we fall.

Logic will get you from A to Z, imagination will get you everywhere.

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

There are two things a person should never be angry at, what they can help, and what they cannot.

Without music, life would be a mistake.

Our prime purpose in this life is to help others. And if you can't help them, at least don't hurt them.

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

Life is and will ever remain an equation incapable of solution, but it contains certain known factors.