The Billion Dollar Secret: 20 Principles of Billionaire Wealth and Success

Based on face-to-face interviews with over 20 self-made billionaires.

There are thousands of books on millionaire thinking. The knowledge they offer isn't enough to get you to the highest ranks of wealth. The richest people of our times are billionaires. Only 1 in 5 million world citizens belongs to this group. Billionaires are extremely rare, and their mindset differs hugely from that of ordinary millionaires.