真正的科学进步不是通过简单的事实积累实现的，而是通过理论和模型的不断精炼。

No president who performs his duties faithfully and conscientiously can have any leisure.

善恶之间的分界线贯穿每个人的内心。

A garden must combine the poetic and the mysterious with a feeling of serenity and joy.

爱是想触碰却又收回手。

"The day I stop improving is the day I should stop racing."

当你专注于解决问题而不仅仅是赚钱时，成功就会到来。