Image, The foremost reason that happiness is so hard to achieve is that

The foremost reason that happiness is so hard to achieve is that the universe was not designed with the comfort of human beings in mind…It seems that every time a pressing danger is avoided a new and more sophisticated threat appears on the horizon…Whether we are happy depends on inner harmony, not on the controls we are able to exert over the great forces of the universe

Mihaly Csikszentmihalyi