计算机网络中最重要的东西是协议。

The strongest is never strong enough to be always the master unless he transforms strength into right and obedience into duty.

资本资产定价模型（CAPM）是理解风险-回报权衡的有用工具，但它远非完美。

如果一件事情对你很重要，即使成功的概率很小，你也应该去做。

"The best shots are often the simplest; they rely on composition, light, and timing rather than elaborate setups."