The world is a dangerous place, not because of those who do evil, but because of those who look on and do nothing.

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.

Our life is a journey toward happiness.

With every physical pain my moral fibre unravels a little.

Explain to me again the difference between superstitious beliefs or pagan incantations, and scientific ones. Be braver - you cannot cross a chasm in two small jumps.

I understand China, and I understand the Chinese mind. I understand where they're coming from. They are not our friend.

The bravest sight in all this world is a man fighting against odds.

In uplifting, get underneath.

And I also felt that no one in an audience could abuse me worse than the sort of abuse I had had at work as a psychiatric nurse.

It's okay that we're not perfect. It's okay that we all have problems. It's okay to cry, to show emotions.

There is another possibility: not the end of nature, but the rebirth of wonder and even joy.

You can't have all you want remaining who you currently are.