It's about the four-dollar cup of coffee that we have three times a day, because we need to keep the feel going.

可能只是节省一杯4美元的咖啡,我们每天要喝三次咖啡，只是为了留住这种感觉。

普林斯顿公开课 - 人性课程节选

It's about the four-dollar cup of coffee that we have three times a day, because we need to keep the feel going.

可能只是节省一杯4美元的咖啡,我们每天要喝三次咖啡，只是为了留住这种感觉。

普林斯顿公开课 - 人性课程节选