I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.
想要行善的人在门外敲著门;爱人的,看见门是敞开的。
在量子力学中,测量的行为可以改变被测量系统的状态。
The heart of a mystery is not the crime, but the people involved.