解析：比喻立志用功需要循序渐进。

量子计算的挑战不仅是技术上的，也是概念上的。

I've seen so much folly and stupidity on the part of our major philanthropic groups, including the world bank.I really have more confidence in building up the more capitalistic ventures like Costco.

The market is a great teacher, but it charges a high tuition.

被原谅只是礼物的一半。另一半是我们也可以原谅，恢复失去的，修补破碎的。