The monument is a fixed point in the changing city.
纪念碑是变化城市中的一个固定点。
In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed.  
The biggest problem of modern architecture is the loss of cultural roots.
The only limit to our realization of tomorrow is our doubts of today.
你无法控制一切,但你可以控制自己对事情的反应。