The concept of a particle is only an approximation, valid in certain limiting cases.
粒子的概念只是一种近似，仅在特定极限情况下有效。
Experience is simply the name we give our mistakes.
The role of the leader is to create an environment where everyone can contribute their best.
"The greatest truths are the simplest, and so are the greatest men."
我们必须警惕保护互联网免受那些会滥用它的人的侵害。
To write poetry after Auschwitz is barbaric.