It always seems impossible until it's done.

I cannot discover that anyone knows enough to say definitely what is and what is not possible. 

So long as you do not achieve social liberty, whatever freedom is provided by the law is of no avail to you.

There are a number of women who have brought about immense changes in society.

Every man is said to have his peculiar ambition. Whether it be true or not, I can say, for one, that I have no other so great as that of being truly esteemed of my fellow-men, by rendering myself worthy of their esteem. How far I shall succeed in gratifying this ambition is yet to be developed.

The forces in a capitalist society, if left unchecked, tend to make the rich richer and the poor poorer.

The short words are best, and the old words are the best of all.

The best thinking has been done in solitude. The worst has been done in turmoil.

Building upon the world we created with 'Avatar' has been a rare and incredibly rewarding experience. In writing the new films, I've come to realize that 'Avatar's world, story and characters have become even richer than I anticipated, and it became apparent that two films would not be enough to capture everything I wanted to put on screen.

Mothers are fonder than fathers of their children because they are more certain they are their own

A lack of transparency results in distrust and a deep sense of insecurity.

We don't need to proselytize either by your speech or by our writing. We can only do so really with our lives. Let our lives be open books for all to study.