懒惰是所有恶习的开端，所有美德的王冠。

"We always overestimate the change that will occur in the next two years and underestimate the change that will occur in the next ten. Don't let yourself be lulled into inaction."

因此，教学艺术无非是时间、科目和方法的巧妙安排。

"The challenge of filmmaking is to tell a universal story in a unique way."