Of all the means which wisdom acquires to ensure happiness throughout the whole of life, by far the most important is friendship.

For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.

优化程序的最好方法是优化它。

上帝创造了何等奇迹！（这是摩尔斯发送的第一条电报信息）

一个瞬间被吸走并扭曲，往往甚至在它诞生之时。