怯懦囚禁灵魂，希望还你自由。

Expertise in any domain involves the automation of basic skills, freeing attention for higher-level aspects of performance.

The young do not know enough to be prudent, and therefore they attempt the impossible, and achieve it, generation after generation.

生活是世界上最罕见的事情。大多数人只是存在，仅此而已。