—— 请按键盘 空白键 开始游戏 ——

要养活世界,我们必须先了解它。
我年纪越大,越发现先做重要的事情这一古老规则的智慧——这个过程通常可以把最复杂的人类问题简化为可以处理的规模。
The most credible empirical research often comes from studies that have a clear and transparent design, where the assumptions are laid out for everyone to see.