这是一个值得观察和探究的奇怪主题，仇恨和爱在本质上是否不是同一回事。
It is a curious subject of observation and inquiry, whether hatred and love be not the same thing at bottom.
In mathematics, the journey of discovery is often more rewarding than the destination itself.
The trouble with her is that she lacks the power of conversation but not the power of speech.