Drones are not toys, but tools to transform industries.
不要害怕问愚蠢的问题。因为99%的情况下其他人也想问同样的问题,只是因为怕尴尬而羞于提问。
"The only thing that could spoil a day was people. People were always the limiters of happiness except for the very few that were as good as spring itself."
真相往往隐藏在我们心灵最黑暗的角落。