Every moment of one's existence one is growing into more or retreating into less.

"I can resist everything except temptation."

The art of reading is in great part that of acquiring a better understanding of life from one's encounter with it in a book.

Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.

成功是跌倒九次，然后站起来十次。

为何一个人建了一堵墙，另一个人马上就想知道墙的另一边是什么？