This is an excerlent article. Equal opporturnity will make the society moving forward. Equal outcome will make a society staganate or moving backward. Everyone from China should have this experience. Why our life was so hard when everyone pretty much has the same pay? Because, we were tring to be "fair" and make sure everyone have the same/similar income no matter what he/she contributed.
Wealth redistribution will make the society less dynamic and creative.