始终保持你的刀锋利，你的智慧更锋利，你的精神最锋利。
Always keep your knife sharp, your wits sharper, and your spirit sharpest.
The weight of evidence for an extraordinary claim must be proportioned to its strangeness.
应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。
The path to decarbonization requires collaboration across industries, governments and communities.
儿童是一个细心的观察者，他特别容易被成人的行为所吸引，进而模仿他们。