每幅画都是自画像,即使它不是。
Every painting is a self-portrait, even when it's not.
真正的快乐来自于做自己喜欢的事。
缺乏美感的理论不太可能是正确的。
课程必须被视为帮助孩子解释自己的经验并指导他进一步经验的手段。
The city is the greatest invention of mankind.
Never stop questioning, even when answers seem certain.