Be a loner. That gives you time to wonder.

Gravitation is not responsible for people falling in love.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Life isn't worth living, unless it is lived for someone else.

Imagination is everything. It is the preview of life's coming attractions.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Strive not to be a success, but rather to be of value.

The true sign of intelligence is not knowledge but imagination.

God is clever but not dishonest.

Try not to become a man of success but rather a man of value.

Weakness of attitude becomes weakness of character.

It's simpler to believe in a miracle.

There is freedom in stepping out and taking risks when you know at any given moment, you can always begin again.

We always desire peace yet we prepare to go to war.

Accept the challenges so that you can feel the exhilaration of victory.

Constitutional provisions are not barriers to government misconduct. At best, they can be speed bumps.

It's not good enough for us to have generations of kids that ... look forward to a better version of a cell phone with a video in it. They need to look forward to exploration.

For the world is movement, and you cannot be stationary in your attitude toward something that is moving.

It wasn't right. He knew that, but it was like falling: once you started you couldn't stop until something stopped you.

Wisdom is vindicated by all her children.

I worked very hard on those movies but there was some creative connection that wasn't being made.