I always try to buy stocks that are undervalued and sell them when they become overvalued.

科学不仅仅是发现，更是责任。

Beware the fury of a patient man.

"The only person you should try to be better than is the person you were yesterday."

Music has the power to heal, to inspire, and to bring people together.

量子力学的统计解释是唯一与事实相符的解释。

预测未来的最好方法就是创造未来。

解释：百姓参加了劳动就会因劳累而去思考如何节俭律己，若经常思考这些问题，就会使自己的心地善良起来；无所事事就会放肆起来，一旦放肆，就会忘掉善良，没有善良就会滋生作恶之心。