一年中的夜晚与白天数量相同、持续时间一样长。即使快乐的生活也有其阴暗笔触，没有“悲哀”提供平衡，“愉快”一词就会失去意义。耐心镇静地接受世事变迁，是最好的处事之道。

In manufacturing, precision isn't just about measurements - it's about consistency of excellence.

"In quantum mechanics, the act of observation changes the system being observed."

Continuous partial attention is an always-on, anywhere, anytime, any place behavior that involves an artificial sense of constant crisis.