A rich man's body is like a premium cotton pillow, white and soft and blank. Ours are different. My father's spine was a knotted rope, and the skin on his chest was so thin that you could see the ribs pressing out against it.

心理学概念必须在行动中证明其价值。

In the realm of algorithms, efficiency and elegance are not mutually exclusive but are often two sides of the same coin.

信任是好的，控制更好。