你无法取悦所有人，所以别尝试。
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.
预测未来的最好方式就是创造未来。
也许不知道一切会如何发展反而是件好事。
Psychology must avoid all forms of mentalism.