If a man will begin with certainties， he shall end in doubts； but if he will be content to begin with doubts， he shall end in certainties.
如果一个人从确定性开始，最终将陷入怀疑；但如果他愿意从怀疑开始，最终将得到确定性。
Without lies, humanity would perish of despair and boredom.
The arithmetic of L-functions is a key to unlocking the secrets of the universe.
Psychology must be a guide to practical living.
"We see what we want to see, and believe what we want to believe."
人生是不断选择的过程。