Philosophiæ Naturalis Principia Mathematica vs Rich Dad Poor Dad
Which book? Pick one and see how the world splits.
- Philosophiæ Naturalis Principia Mathematica Isaac Newton · 1687 50% · #142 in the world
- Rich Dad Poor Dad Robert Kiyosaki · 1997 50% · #141 in the world
The world's split right now, from everyone's votes on Books.