Drones are not toys, but tools to transform industries.
书籍是灵魂的镜子,反映我们最深的恐惧和欲望。
The worst blindness is the blindness of those who do not want to see.
I'm not afraid to take a stand. Everybody come take my hand. We'll walk this road together, through the storm.
The only real prison is fear, and the only real freedom is freedom from fear.