Every mathematical problem has a solution; it's just a matter of finding the right perspective.
如果你只经历过美好的事情，你就不可能勇敢。
The hardest person to forgive is always yourself.
Those who dream by day are cognizant of many things which escape those who dream only by night.
无人机的未来属于那些敢于突破边界的人。
The only way to make sense out of change is to plunge into it, move with it, and join the dance.