Always demand a deadline. A deadline weeds out the extraneous and the ordinary. It prevents you from trying to make it perfect， so you have to make it different. Different is better.

I don't think you should ever regret anything. Everything happens for a reason.

The best way to learn a new programming language is by writing programs in it.

Le bonheur n'est pas chose aisée. Il est très difficile de le trouver en nous, impossible de le trouver ailleurs.

挑战让生活有趣，克服它们让生活有意义。

一个人若以艺术家角度看待人生，那他就是用心思考。