Happy because they like it, 40-year-old woman can make themselves happy, is nothing more than do what they like, and are willing to do, there may be a good husband, there is a lovely child, every day for them to do things is your happiness, there may be your career is flourishing every day for which you work hard to fight, to reflect the value of your own, is a happy thing you, there may be your elderly parents very healthy, is you very happy, maybe you have good girlfriends, every day have endless chatting, is your happy thing, maybe you just children get good grades, is your happiest thing, maybe your husband at this time of appreciation and pay raise, is your happy thing! Maybe you just helped a poor person and finished doing good things, is the thing that makes you happy, so I think all the happy things are around you every day and without complaint, these are the things that make you the happiest, right?