I do not lack the courage to think a thought all the way through, and thus far I have encountered no thought that I have feared.

The novel is a mirror that reflects the complexities of human nature.

Sustainability isn’t a trend—it’s a responsibility we all share.

数学中最重要的是提出正确的问题。

如果是我，要是我有五十三分钟可以自由运用，那我会悠哉游哉向一道清泉走去。