无人机的安全性不是选项，而是底线。

Plan your work and work your plan.

La palabra es el vestido del pensamiento, pero a veces el pensamiento va desnudo.

"The worst form of tyranny is the one that disguises itself as freedom."

We are all capable of change, but we have to believe it's possible first.

A true friend is the one who holds your hand and touches your heart.

因为服从是如此困难，所以相信也是如此困难。

我觉得诗人是不会称自己为诗人的人。