他不是在忙着出生，而是在忙着去死。

Leadership is about having the courage to make tough decisions and the humility to learn from mistakes.

Mom, why do you laugh so much? / Because I have you as my daughter.

最好的领导者是那些倾听多于说话的人。

Life is fragile. We're not guaranteed a tomorrow so give it everything you've got.

数学的进步不仅仅依靠个人的努力，而是通过几代人的集体工作。