凡是能够说的，都能够说清楚；对于不可说的东西我们必须保持沉默。

"The most important thing is to have a good story and to tell it in an interesting way."

音乐没有语言障碍。

市场竞争能够促进资源的有效配置。

理解学习问题的计算复杂性对于开发高效算法至关重要。

He has not learned the first lesson of life who does not every day surmount a fear.