计算复杂性的研究告诉我们,有些问题本质上是困难的,无论我们的算法多么聪明。
我不想成为冠军。我想成为挑战者。
在气候变化问题上,我们必须成为解决方案的一部分。
"To be forgiven is only half the gift. The other half is that we also can forgive, that we can release ourselves from the old, old burden of resentment and recrimination."