The easy answer is that one represents your short-term interests (having fun, putting off work, and so on), while another represents your long-term goals.
简单点说一个代表着你的短期利益(享乐子,推延工作等等),而另一个就是代表长期目标。
2
Find short term andlong term motivation and work on it
找到短期和长期的动力并为之努力
3
Dessler has amplified on his paper, and Spencer's critique, on RealClimate.org in a piece titled "Feedback on Cloud Feedback" and has created two videos, one shortand one long, that explain the work.