《墨子·44章 大取》
认为教给儿子音乐是爱儿子的表现，因而音乐被儿子喜欢，这是爱儿子。
以乐为爱其子，而为其子欲之，爱其子也。
To think that teaching one's son music is an expression of love for one's son, and thus music is liked by one's son, is to love one's son.