The only limit to our realization of tomorrow is our doubts of today.
实现明天的唯一限制是我们今天的疑虑。
对犯罪者的研究应从其头骨研究开始。
Every day is a new opportunity to change your life.
"I am not interested in the beautiful, I am interested in the true."
The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.