I’m not playing for the records. I play tennis because I love it.

不要害怕承担经过计算的风险；真正的成长就在那里。

Reality is a construction of the mind.

The mind is a system of coordinated sensations.

The only way to achieve the impossible is to believe it is possible.

The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it.