To read good books can be a habit-formation only when we find plenty of fun in reading.
只有在阅读中找到快乐的时候，阅读好书才能成为一种习惯。
2
Why should the stressed brain be prone to habitformation?
为什么有压力的头脑倾向于形成某种习惯？
3
Graybiel's lab has previously shown that patterns of electrical activity in a part of the brain known as the basal ganglia are critical for habitformation.