The great "evil" is the mind, in this day and age there is more mental illness. Why? when we have food, clothing, oportuninty.....its because of peoples natural instinct to survive, which does not exclude religion, Sikh's still believe in the caste system and that being fair skinned is better than being dark skinned.
Reference:: Sikh Philosophy Network http://www.sikhphilosophy.net/spiritual-articles/25018-dont-turn-down-god.html
Reference:: Sikh Philosophy Network http://www.sikhphilosophy.net/showthread.php?t=25018

If not then why do families look for these things in marriage??