The future of democracy depends on its ability to deliver economic growth and social justice.
世界是一本书,不旅行的人只读了一页。
I don’t complain, I don’t make excuses, I just keep going.
Waste is a design flaw, and it's our job to fix it.
真相很少是纯粹的,也从不简单。
在量子力学的领域里,观察者和被观察者密不可分,这对我们关于现实的经典观念提出了挑战。