挑战在于将限制转化为机会。
The challenge is to transform the constraints into opportunities.
A woman must have money and a room of her own if she is to write fiction.
In a good mystery novel, the reader should feel both entertained and challenged throughout the reading process.
可持续性不是成本，而是对我们未来的投资。
最终，我们记住的不是敌人的话语，而是朋友的沉默。