To understand the causes of happiness, also do good purposes.
明白快乐的因由，也是行善的目的。
We discuss a question whether work should be placed as the causes of happiness of unhappiness.
我们讨论一个问题：工作是否是幸福与不幸的诱因。
Whether work should be placed among the causes of happiness may perhaps be regarded as a doubtful question.
工作是否应该被看作快乐的原因之一，也许是个令人疑惑的问题。
应用推荐