Seligman says that once we know our signature strengths, using them moreand more in our daily lives will make us feel happier and more fulfilled. Byexploiting our strengths, he says, we will find life more gratifying and becomecompletely immersed in what we are doing, whether working, making music orplaying sport-a state positive psychologists call "flow". Using our signature strengths in our working and social lives will help usachieve what Seligman calls a good life, while using them to help others will put uson course for achieving a meaningful life, he says. While positive psychology is broadly seen as valid by the psychology andpsychiatry establishment, it does have its critics. 50. （Positive psychologists also stand accused of burying their heads in thesand and ignoring that depressed, even merely unhappy people, have real problemsthat need dealing with. Seligman counters this, saying positive psychology is notmeant to replace other forms of therapy, but should be complementary, whilepeople work through their negative feelings.）
积极心理学家也被指责不正视现实，没有考虑到那些抑郁者，甚至仅仅是不快乐的人，有实际问题需要解决。
