艺术家必须学会观察、感受和思考。

Teaching is my greatest work of art.

如果你的工艺危害环境，那你不是在鞣制，而是在掠夺。

I prefer to win titles with the team ahead of individual awards or scoring more goals than anyone else.

I believe that the testing of the student's achievements in order to see if he meets some criterion held by the teacher, is directly contrary to the implications of therapy for significant learning.

The circular economy isn't an ideal—it's an achievable reality if we commit to it.

天下的治乱不在于一个王朝的兴亡，而在于百姓的忧乐