I dream that my son will grow up to be a good person, a free person. I dream that someday you will return to revisit the land of our childhood. I dream that flowers will bloom in the streets again...and kites will fly in the skies!

Pressure is a word that is misused in our vocabulary. When you start thinking of pressure, it's because you've started to think of failure.

Success is built on a foundation of relentless effort and unwavering belief.

The only way to do great work is to love what you do.

If you want to grow, you have to be willing to take risks.

数学的本质在于它的自由。

不要让你的恐惧控制你。