Civil Disobedience
Henry David Thoreau
Generative Energy: Restoring the Wholeness of Life
Raymond Peat
Big Debt Crises
Ray Dalio
Game Engine Black Book Doom (v1.1)
Fabien Sanglard
Programming Game AI by Example
Mat Buckland
Game Engine Gems, Volume One
Eric Lengyel
Game Engine Gems (1)
Crush It!: Why NOW Is the Time to Cash In on Your Passion
Gary Vaynerchuk