为了成为一名好老师，教育者必须是一位心理学家。

To write is to give voice to the voiceless.

变化不仅仅是生活的必要，它就是生活本身。

A low price-earnings ratio is not a guarantee of success, but it is a good starting point.

人生就像一首歌，有高潮也有低谷。