悲观主义者的决定性特征是，他们倾向于相信坏事会持续很长时间，会破坏他们所做的一切，并且是他们自己的错。
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.
The most successful businesses are those that adapt quickly to change while staying true to their core values.
Look at a day when you are supremely satisfied at the end. It's not a day when you lounge around doing nothing; it's a day you've had everything to do and you've done it.
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?
译文：年华随同时光飞快逝去，意志随同岁月而丧失。最终(像黄叶一样)枯老衰落，大多不接触世事，对社会没有任何贡献，只能悲哀困守在自己破败的房子里，那时再悔恨又怎么来得及!