可归约性的概念对于理解不同计算问题之间的关系至关重要。

艺术家必须是神圣的见证者。

每一个写下的词都是一个勇敢的行为，一个存在的宣言。

The beauty of a woman is not in a facial mode but the true beauty in a woman is reflected in her soul. It is the caring that she lovingly gives the passion that she shows. The beauty of a woman grows with the passing years.

追求智慧的路上，没有终点。