Richard Branson founded Virgin in 1970 at the age of 20, and he hasn’t looked back.

He’s the only entrepreneur to have built eight separate billion-dollar companies in eight different industries — and he did it all without a degree in business.

“Had I pursued my education long enough to learn all the conventional dos and don’ts of starting a business I often wonder how different my life and career might have been,” he writes in his new book, Like a Virgin: Secrets They Won’t Teach You at Business School. 

We’ve compiled some of the best tips from his book here:

https://www.businessinsider.com/18-tips-for-success-from-richard-branson-2012-9?op=1#ixzz281y8E6bo