According to the video， how to live happily with less？

According to the video， how to live happily with less？
A.Be aware of what you want
B.Limit the amount of information you take in
C.If a thing is good， more should be even better.
D.The more information you have， the better decisions you can make.
正确答案：Be aware of what you want；Limit the amount of information you take in