He who refuses to do arithmetic is doomed to talk nonsense.

Only by continuous learning can we make continuous progress.

The art of competing, I’d learned from track, was the art of forgetting, and I now reminded myself of that fact. You must forget your limits. You must forget your doubts, your pain, your past.

The most important quality in a scientist is persistence.

成为一名演员就是成为人性的永久学生。

Power is not a toy we give to children. It is a weapon we place in the hands of soldiers.