Because at our heart we are monkeys and we're trained to feel 'that's not fair!!' when someone else is doing better than us. But I agree with you that, for the

Because at our heart we are monkeys and we're trained to feel 'that's not fair!!' when someone else is doing better than us. But I agree with you that, for the most part, the rising tide of wealth has raised all ships. Inequality is a natural outgrowth of the massive influx of wealth.