"The dead are invisible, they are not absent."
经济学的任务不仅在于解释现象，更在于为社会提供实际的建议和政策。
无人机技术最大的价值在于它能到达人难以到达的地方。
The best moments in our lives are not the passive, receptive, relaxing times... The best moments usually occur if a person's body or mind is stretched to its limits in a voluntary effort to accomplish something difficult and worthwhile.
语言的美在于它能传达不可言喻的东西，使无形的东西变得有形。
通往地狱的路是由未完成的作品铺成的。
That neither our thoughts， nor passions， nor ideas formed by the imagination， exist without the mind， is what every body will allow.