最大的幸福是知道不幸的根源。
The greatest happiness is to know the source of unhappiness.
You can pay for school but you can't buy class.
法律规范的有效性不取决于其内容，而取决于其产生的方式。
我认为冠军的定义不在于他们的胜利，而在于他们跌倒后如何重新站起来。
You are never too old to set another goal or to dream a new dream.
The novel is the art of making the invisible visible.
长时间与计算机接触会使数学家变成文员，反之亦然。