The value chain is the set of activities through which a product or service is created and delivered to customers.
科学的真正价值在于它改变我们视角的能力。
A writer's greatest tool is empathy, the ability to feel with others, to see the world through their eyes.
It is necessary from the very nature of things that power should be a check to power.
找到一颗类似地球的行星的可能性，正是推动我们进行系外行星研究的热情所在。
最可怕的事情就是不容忍的乌托邦。
Writing is a way of being in the world, a way of understanding it.