The best science fiction is not about the future; it's about the present.
The interplay between local and global phenomena is a recurring theme in number theory.
在你年老之前,尽可能多地参加你能承受的葬礼,并仔细倾听。没有人会谈论逝者的成就。人们唯一会记得的是你在取得成就时是个什么样的人。