It is like the forty-five-year-old CZU dentist who despised the nineteen-year-old he once was because of the decision to spend the rest of his life looking into people's mouths and filling teeth.

这正如一名安于现状的、45岁的牙医鄙视19岁时的他，因为当年他做出了一个决定——用自己的余生来检查人们的口腔和补牙。