It is not a lack of love， but a lack of friendship that makes unhappy marriages.
一段不幸的婚姻不是缺乏爱，而是缺乏友谊。
Monads are indivisible entities, the basic elements that constitute the world.
在你20多岁的时候，是开始建立你身份资本的最佳时机。
The training and improvement of labor are effective ways to increase productivity.
我只是尽量保持冷静，不让压力影响我。