农业创新必须同时解决数量和质量问题。
The study of algorithms is not just about solving problems, but about understanding the limits of what is computationally possible.
拉丁美洲是乌托邦与怀旧的大陆。
We must be free not because we claim freedom, but because we practice it.
I don't wait for moods. You accomplish nothing if you do that. Your mind must know it has got to get down to work.