我之所以教书，并不是因为教书容易。

I don't teach because teaching is easy for me.

youdao

当然，我之所以教书并不是因为我觉得教书轻松。

Certainly I don't teach because teaching is easy for me.

youdao

我之所以教书，也不是因为我认为自己能够解答问题，或者因为我有满腹学问，非与别人分享不可。

Nor do I teach because I think I know answers, or because I have knowledge I feel compelled to share.

youdao

我之所以教书，也不是因为我认为自己能够解答问题，或者因为我有满腹学问，非与别人分享不可。

Nor do I teach because I think I know answers, or because I have knowledge I feel compelled to share.

youdao