Stay in school. Graduate. But don’t think school automatically makes you rich. Almost all of the world's top 10 richest men never graduated. Academic success does not guarantee success in the real world. It is what you learn outside school that does the trick. And the trick to wealth is in starting your own business. You ask how do I to start a business? Easy! Get a sheet of paper. Write a list of things you are naturally talented at. Find people who would pay you to do any of the things on that list for them. When you find them, under promise and over deliver. And voila, you have a business
Never wait for a big capital before starting from somewhere, no matter how small, start. A drop of water makes an ocean.
Not disputing the fact education is good, many even refer to it as the best legacy. What you learn outside school teaches you how to survive on street like some refer to it.
Be streetwise, bookwise and well oriented on survival outside school where you face real life and start been realistic.