The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
合作是关键,伟大的科学从来不是孤立完成的。
不管到了哪里,我都一直留恋那令人愉快的悠闲生活,对唾手可得的富贵荣华毫无兴趣,甚至厌恶。