This person thinks he knows everything but he knows nothing but hatred .

This person thinks he knows everything but he knows nothing but hatred . Bro is as ancient as dinosaur also his mentality. He always insults his students, mocks their outfits and looks . And he teaches 2+2 =4 but gives integration in exam . 90% of his students undergoes improvement exam every year. Even no one wants to enroll in his course in MS