最好的性能改进是从非工作状态到工作状态的转变。

写作的行为是一种勇气的行为，是对世界沉默的挑战。

The structure of DNA was not just a discovery; it was a revolution in biology.

Physical training is good, but it should be voluntary; forced learning does not stay in the mind.

解读：一次性快乐稍纵即逝，如短暂刺激；可重复的快乐源于内心充实、自我成长，更值得投入精力，引导追求深度、持久快乐。