唱歌不仅是技巧，更是心灵的交流。
Singing is not only about skill, but also about communication of the soul.
提高性能最可靠且最具成本效益的方法是使用并行性。
To know good and evil is not enough； one must also do them.
我们阅读是为了知道自己并不孤单。
The world is full of willing people; some willing to work, the rest willing to let them.