I would try to mediate his feuds with other teachers or the more authoritarian vice principal before they blew up.
I know for a fact that in my own case Oman was asked to mediate on our behalf directly by the US government.
As a popular king ages, his ability and willingness to mediate these disputes is diminished.
mediate me·di·ate (mē'dē-āt')
v. me·di·at·ed, me·di·at·ing, me·di·ates
To effect or convey as an intermediate agent or mechanism. adj. (-ĭt)
Being in a middle position.