Genius is one percent inspiration and ninety-nine percent perspiration.

I will indulge my sorrows, and give way to all the pangs and fury of despair.

You're only given a little spark of madness. You mustn't lose it.

I don't do drugs, I am drugs

All tyranny needs to gain a foothold is for people of good conscience to remain silent.

I don't try to imagine a personal god; it suffices to stand in awe at the structure of the world, insofar as it allows our inadequate senses to appreciate it.

Gold and silver from the dead turn often into lead.

No one is useless in this world who lightens the burdens of another.

The mystery of the beginning of all things is insoluble by us; and I for one must be content to remain an agnostic

You don't have to be the Dalai Lama to tell people that life's about change.

Common sense is not so common.

The last of human freedoms - the ability to chose one's attitude in a given set of circumstances.

There are two things children should get from their parents: roots and wings.

A scientific man ought to have no wishes, no affections, - a mere heart of stone.

I don't watch television, I think it destroys the art of talking about oneself.

What do you despise? By this are you truly known.

No snowflake in an avalanche ever feels responsible.

Believe nothing, no matter where you read it, or who said it, no matter if I have said it, unless it agrees with your own reason and your own common sense.

Pain is inevitable. Suffering is optional.

I can bear any pain as long as it has meaning.

I love deadlines. I like the whooshing sound they make as they fly by.