不要陷入片段问题，而应该时刻展望整个伟大的问题，即使这个视野还不够清晰。
Don't get involved in partial problems, but always take flight to where there is a free view over the whole single great problem, even if this view is still not a clear one.
I think that the most important thing for a director is to have a clear vision of what he wants to do.