The defining characteristic of pessimists is that they tend to believe bad events will last a long time, will undermine everything they do, and are their own fault.

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

释义：看到已经发生的事情要谨慎对待将要发生的事情，厌恶某种行为轨迹的人必须避开它。害怕危险的人才能平安，害怕灭亡的人才能生存。这是对谨慎行事、防患未然的智慧的强调。