无人机的核心不是飞得多高，而是用得多好。
The core of drones is not how high they fly, but how well they are used.
最强大的人是能主宰自我的人。
食物的真正成本不仅是你商店里支付的，更是地球长期付出的代价。
成功者与不成功者的唯一区别就是是否愿意努力工作。
我写作是为了理解。我写作是为了不忘却。
The principle goal of education in the schools should be creating men and women who are capable of doing new things, not simply repeating what other generations have done.
The books that we love, they love us back. And just as we mark our places in the pages, those pages leave their marks on us.