Start looking into quantitative stock trading systems, invest the time to find a winning strategy + sound risk management and the compound interest will make you a very rich person (reach person = someone who makes more money that he needs to spend without working more than few hours a week if any), I really wish I started 20 years earlier...
Few worthwhile efforts are successful on the first attempt. Failure is just another useful metric giving guidance for the next effort. Guilt has nothing to do with failure.
Don't get the finance degree. Everything they teach you will be theory that is literally from the 1950s and has been empirically proven incorrect. Almost all the jobs open to you will require you to be fundamentally dishonest.
I am not as smart or as cool as I think I am...or rather, other people are smarter and cooler than I think they are. The women are better looking than I think and it's better to be nicer and kinder.