计算复杂性理论的发展向我们展示了并非所有问题都是平等的。
Innovation is not just about technology; it's about changing the way we think and operate.
Understanding is the first step to acceptance, and only with acceptance can there be recovery.
"A story has no beginning or end: arbitrarily one chooses that moment of experience from which to look back or from which to look ahead."
The needs of farmers are the direction of our scientific research.
煤炭不仅仅是一种商品，它是对美国未来的承诺。
"Literature is the art of discovering something extraordinary about ordinary people, and saying with ordinary words something extraordinary."
