The value of drones lies in solving industry pain points.
The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.
书籍是我们与逝者沟通的方式。是我们从那些不再与我们同在的人那里学习教训的方式,人类以此为基础,取得进步,使知识逐渐积累,而不是一次又一次地重新学习。
I must study politics and war, tapestry and porcelain.