Never tease an old dog; he might have one bite left.

If a grasshopper tries to fight a lawnmower, one may admire his courage but not his judgement.

Love is that condition in which the happiness of another person is essential to your own.

You can sway a thousand men by appealing to their prejudices quicker than you can convince one man by logic.

Never underestimate the power of human stupidity.

Women and cats will do as they please, and men and dogs should relax and get used to the idea.

I never learned from a man who agreed with me.

A generation which ignores history has no past — and no future.

Don't ever become a pessimist... a pessimist is correct oftener than an optimist, but an optimist has more fun, and neither can stop the march of events.

May you live as long as you wish and love as long as you live.

It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so.

The future does not wait for hesitant people. The more we achieve, the more we realise how much more we can achieve.

The worst thing about falling to pieces is that humans can do it so quietly.

Sometimes when I hear my voice on tape, I'm like, 'Who is that horrible man?

In a democracy, the public has a right to know not only what the government decides, but why and by what process.

There is an art of reading, an art of thinking, and an art of writing.

The idea that people should be allowed to decide something about their own fate is just anathema to European elites.

The way you write a screenplay is that you close your eyes and run the movie in your head and then you write it down.

If a remake is not good, no one wants to see it and, again, it doesn't hurt the original.

Knowing what is big and what is small is more important than being able to solve partial differential equations.

No government can be free that does not allow all its citizens to participate in the formation and execution of her laws.