对付一个不自由的世界，唯一的方法就是变得如此绝对自由，以至于你的存在本身就是一种反叛。
建筑是一种挑战，是对极限的挑战。
The magic number 150 suggests that the size of our social networks is limited by the size of our brains.
Competition regulates the rate of profit, and profit regulates the rate of accumulation.