There is no waste of time in life like that of making explanations.

Never apologize for showing feeling. When you do so, you apologize for the truth.

The secret of success is constancy of purpose.

Cleanliness and order are not matters of instinct; they are matters of education, and like most great things, you must cultivate a taste for them.

Nurture your mind with great thoughts, for you will never go any higher than you think.

Action may not always bring happiness; but there is no happiness without action.

Courage is fire, and bullying is smoke.

One secret of success in life is for a man to be ready for his opportunity when it comes.

Time is precious, but truth is more precious than time.

Never complain and never explain.

Finality is not the language of politics.

Only one wish I have, and that is to die a happy man.

It is wrong to kill anyone. It is wrong to kill those who kill. It is wrong to kill the executioner. The laws on murder must be killed!

When you start suppressing feelings at an early age, it hurts you down the road. Full expression of anger and pain is very important.

It is important that social, political, and religious freedoms grow in China. A society which recognizes religious freedom is a society which will recognize political freedom as well.

I think that... the age of just slapping songs into movies, that's done.

I really, really want to go to Paris. I've never been.

This is pretty much the answer to every problem you encounter in suburbia: plant a tree, and hope you don't see anyone's privates.

Learn your craft well. Take care of your own business. Success (popularity) is fleeting for most, but longevity lies in a quality craft with integrity. Oh, and don't take yourself too seriously.

If all of mathematics disappeared, physics would be set back by exactly one week.

Read, read, read, read, read, read, read, read, read, read, read, read, read...if you don't read, you will never be a filmmaker.