A homeless man drinking ice tea and looking at the fireworks blooming in the Lantern Festival, his smile is even brighter than the fireworks. This photo was reposted more than 60,000 times a day. Netizens were infected with such a simple smile, all called him "smile Brother ". At the beginning of the new year," I fell in love with this penniless day "," No money for one year: my loan-free life "," Resignation, go on a trip ". a lot of people teach how to" poor and happy New books appear in the reader's field of vision. These books ignore the admonition of "money is everything, and no money is absolutely impossible. " Explain that without money, or spending less, you can also survive and be happy. This text is intended to illustrate? ['A happy life does not depend entirely on money.', 'The contagious power of smiles in the Internet.', '"Poor and merry" has become a popular theme.', 'The joy of life is difficult to buy with money.']