数据是非常愚蠢的;它们不会告诉你任何关于因果关系的信息。
免费游戏最贵的成本是玩家的信任,一旦透支就再也买不回来。
Fairy tales are more than true: not because they tell us that dragons exist, but because they tell us that dragons can be beaten.
I'm not a role model, I'm just a human being.