“The mahus of the problem is in the fact that it's so complex.” (Weiser)

“His whole mahus is just too weird for me to learn with him all the way through seder.” (Weiser)

“The mahus of the Beis Medrash is for learning. It just doesn't make a good shul.” (Weiser)

"The din lf a yisroel is the “mahus”, not just a part, but the entire being of the person." (source)