I just have no idea how he though publishing this rant wouldn't undermine his position as Master, especially since his wife is the Associate Master. The answer

I just have no idea how he though publishing this rant wouldn't undermine his position as Master, especially since his wife is the Associate Master. The answer is he probably didn't think, which doesn't exactly work in his favor. It's almost like he is being schooled in politics by the students. There's a reason why you usually have a number of co-signers on these things.