The novel is a protest against the irreversibility of time.

当时若不是去登高望远，后来怎知东海的浩瀚。

艺术不在于你看到了什么，而在于你让别人看到了什么。

Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.

"The artist is a receptacle for emotions that come from all over the place: from the sky, from the earth, from a scrap of paper, from a passing shape, from a spider's web."