He is infatuated with her, and doesn’t see her faults.

他对她了, 看不出她的缺点。

He is infatuated with pride.

他被傲了头。

Due to a song I seem to be infatuated with a person and feel curious about him,but I don't know this is a kind of infantility which a teacher shouldn't own.

因为一首歌,我似乎开始恋上一个人,并且对他充满了好奇,可我知道这不是一个身为老师的人该有的幼稚!"