I became insane， with long intervals of horrible sanity.

The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.

——1993年诺贝尔和平奖演讲

朗兰兹纲领不仅仅是一组猜想，而是一种思考数学的方式。

讲故事的力量在于它可以改变世界，一次一个心灵。