If you don't allow for self-serving bias in the conduct of others, you are, again, a fool.
Why should it be easy to do something that, if done well, two or three times, will make your family rich for life?
Litigation is notoriously time-consuming, inefficient, costly and unpredictable.
If you can buy the best companies, over time the pricing takes care of itself.
Good businesses can survive a little bad management.
Fancy computers are engaging in legalized front-running. The profits are clearly coming from the rest of us - our college endowments and our pensions. Why is this legal? What the hell is the government thinking? It's like letting rats into a restaurant.