When the legislative and executive powers are united in the same person， or in the same body of magistrates， there can be no liberty.
算法设计既是一门艺术也是一门科学。
A law of nature， lex naturalis， is a precept or general rule found out by reason， by which a man is forbidden to do that which is destructive of his life or takes away the means of preserving the same.
We change our behavior when the pain of staying the same becomes greater than the pain of changing.
Why is it that when one man builds a wall, the next man immediately needs to know what's on the other side?
