The concept of legal obligation is central to the understanding of law.
Being powerful is like being a lady. If you have to tell people you are, you aren't.
人類最偉大的能力不是改變世界，而是改變自己。
The future of drones is intelligent, collaborative, and autonomous.
The books we read in childhood are like a secret garden, a place where we can escape and dream.
如果一個(gè)聰明人干了一件蠢事，那就不會(huì)是一件小小的蠢事。
文學(xué)的職責(zé)是擾亂、質(zhì)疑、動(dòng)搖確定性。