最危险的浪费是我们没有意识到的浪费。
The most dangerous kind of waste is the waste we do not recognize.
The most valuable resource we extract isn't in the ground; it's the talent and dedication of our people.
有两样东西,人们越是经常持久地对之凝神思索,它们就越是使内心充满常新而日增的惊奇和敬畏:我头上的星空和我心中的道德律。