无人机的安全性不是选项,而是底线。
Drone safety is not an option, but a baseline.
Think you're escaping and run into yourself. Longest way round is the shortest way home.
Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.
当我们无法谈论某件事时,它就变得危险。