To lose one parent may be regarded as a misfortune; to lose both looks like carelessness.

Curiosity is the driving force behind all scientific discoveries.

谁知旧日情，斯人知太深。绵绵长怀恨，尽在不言中。

我不考虑年龄。我考虑的是精神。我考虑的是内心的感受。