没有艺术;没有文学;没有社会;最糟糕的是,持续的恐惧和暴力死亡的危险;人的生命是孤独、贫穷、丑陋、野蛮和短暂的。
No arts; no letters; no society; and which is worst of all, continual fear and danger of violent death; and the life of man, solitary, poor, nasty, brutish, and short.
The good man is the man who, no matter how morally unworthy he has been, is moving to become better.
布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为估计几个关键参数,尤其是波动率。
垂直农业让我明白,限制常常会激发最明亮的创新。