The art of cryptography is to make the cost of breaking the system exceed the value of the information protected.

Wisdom acquisition is a moral duty.It's not something you do just to advance in life...You are not going to get very far in life based on what you already know.You're going to advance in life by what you learn after you leave here.

你必须对自己的能力有信心，然后足够坚强地坚持到底。

电影制作的艺术就是讲故事的艺术。

There is no reason why good cannot triumph as often as evil. The triumph of anything is a matter of organization.

I think the most important thing in life is to be true to yourself.