Teachers must give everything for the good man.
教师必须为形成较好人类而献出一切。
科学不仅仅是事实的集合,而是一种思维方式。
The meaning of art is not fixed; it evolves with the viewer.
Never give up, never give in.
成功的真正衡量标准是影响力,而不仅仅是收入。