Man's search for meaning is the primary motivation in his life.

城市是人类最伟大的发明，而建筑是它的语言。

世界是一本书，我们都是它的读者和作者。

The fight against viruses is a battle of wits between nature and human ingenuity.

光线不断变化，每分钟都在改变事物的氛围和美感。