如果想更維持紀律，第一個建議大家可以做的改變是改變環境。如果你太容易看電視，可以考慮把電視插頭拔掉，或是把沙發轉向不要面對電視。One of the places I like to suggest starting is with what I call environment design. So basically the things that are on your desk at home, your kitchen counter, your office at work, they influence your behaviors.