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人生中最美好的時刻，不是那些被動、接受、放松的時光……最美好的時刻通常發生在一個人自愿努力去完成一項艱難而有價值的事情時，身體或心靈被拉伸到極限的時候。

The present state of the system of nature is evidently a resultant of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.

杰夫·貝索斯接受了萊克斯·弗里德曼的播客采訪

If we don’t do something now, the world our children inherit will be much poorer than the one we were given.