编辑是一项改写活动。
We need to focus on the actual outcomes of policies, not just their intended effects.
真相很少是纯粹的,也从不简单。
我心中的伟大目标是让机器变得如此完美,以至于无需人手的帮助就能完成工作。
The search for a theory of everything is one of the most exciting and challenging quests in modern physics.