To every action there is always opposed an equal reaction.
每一个作用力总是有一个相等的反作用力与之对抗。
The process of making a film is as important as the film itself.
Happiness is as a butterfly which, when pursued, is always beyond our grasp, but which if you will sit down quietly, may alight upon you.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'