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教師必須為形成較好人類而獻出一切。

The trend is your friend.

There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.

The writer is either a practicing recluse or a delinquent, guilt-ridden one.

【釋義】事先考慮好可能的問題，就不會陷入困境；提前做好準備，就不會陷入絕境。

無人機的應用場景遠遠超出我們的想象。