The most honest form of filmmaking is to make a film for yourself.

The task of psychology is to analyze the contents of consciousness into its elements.

Scientific research should solve practical problems, not just stay on papers.

革命是无情的，不仅对那些落后的人，而且对那些跑在前面的人。

The only limit is the one you set yourself.

There are two ways to extend a business. Take inventory of what you are good at and extend out from your skills. Or determine what your customers need and work backwards, even if it requires learning new skills.