It's one of those dumb human antipatterns like racism, sexism, and most other legitimately bad -isms: pick attribute A and make that undesirable while making attribute B desirable. Perhaps in Indian and Western schools alike, they should consider the (in)famous eye color discrimination exercise to give a glimpse of how horrible it is. Comfortable, sheltered children tend to grow up to be ignorant adults bordering on clueless. It's only when someone has experienced what it feels like can they grow a modicum of empathy or sympathy.