我们成功的衡量标准不是季度利润，而是几十年后鱼类种群的健康状况。

朗兰兹纲领是对数学未来的愿景。

Don't write your name on sand, waves will wash it away. Don't write your name in sky, wind may blow it away. Write your name in the hearts of people, that's where it will stay.

林业中的短期收益往往会导致长期痛苦。