Many of the things held dear in a western, materialistic society are not actually what makes you happy. It sounds a bit hair shirt and kill joy to say that. Enjoy the fruit of your labour, spend your wages how you like and enjoy what you have achieved. There are some core fundamentals that do make people happy whatever their circumstances. Above all, the most important one is positivity. In a society that values cynicism and negativity, positivity can be quite a challenge. Go for it!