The most exciting applications of drones haven't even been invented yet.
无人机最激动人心的应用还没有被发明出来。
The best ideas often come from listening—to farmers, scientists, and families.
The truth is, we are all waiting to be told who we are.
知识是力量的源泉。
历史感对法学家来说是必不可少的,因为没有它,他就无法理解法律。