不要看时钟；做时钟做的事。继续前进。
Don't watch the clock; do what it does. Keep going.
我对记忆了解得越多，就越不信任它。
Every problem in mathematics is an opportunity to learn something new.
我们数量增长到如此地步，以至于我们的存在像疾病一样明显削弱了地球。
Peace is not just the absence of war, but the establishment of a stable, just, and sustainable international order.