I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

A well-managed forest is a gift that keeps giving.

计算思维的本质是抽象和自动化。

我是你妈妈死去的原因，我是你爸爸逃跑的原因。

椅子首先要拥抱身体，然后激发心灵。