Mmmm that it's all for the best?

嗯，那一切都出于好意吗？

Anyway, they would hope all for the best.

不管怎样, 他们完全出于好意.

All for the best development of the students.

为了促进每一个学生的和谐发展。

And that he added thoughtfully, might be all for the best.

“要是这样”他意味深长地加了一句，“就再好也没有了。”