The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
世界上最美好和最美麗的東西是看不見甚至摸不著的——它們必須用心去感受。
A mathematician's work is never done; there are always more problems to solve.
Every mental state corresponds to a specific brain state.
The art of filmmaking is about finding the balance between control and spontaneity.
Careers are a jungle gym, not a ladder.
Every book is the wreck of a perfect idea.