Keeping a peaceful time to think about something is better, especially in the fast-paced life in the metropolis. Go for work as daily, sleeping also. We hardly have no time to review the past. Some with happy, better , some with sad, unhappy. i watch a programme last night, there was one point attracted me deeply, excepting some necessary commodity, when we met some newly thing, how to handle it ? Sometimes we never to utilize them after we bought them. it's just furnish only. Even we have not remember that we bought. I have do it past. the point share us that, when you needed, no buy it, when you wanted, go for it, except keeping the commodity of life. at the beginning, i couldn't understand the point meaning, why we needed, we don't buy, and finally i got it. it's should be the attitude, how to balance the needed and wanted is help for us. Although i have not implement on it. have a try when encounter how to choose whether to buy it or not.