大家好，我是小环，我来为大家解答以上问题。妈妈和儿子不能说的快乐很多人还不知道，现在让我们一起来看看吧！

1、if you give other people happy, you will happy too. 1. you must grandful to other person. 2. you must feel other person heart what she want and need, and do it to her.。

本文到此讲解完毕了，希望对大家有帮助。