One reason that challenge brings happiness is that it allows you to expand your self - definition. You become larger. Suddenly you can do yoga or make homemade beer or speak a decent amount of Spanish. Research shows that the more elements make up your identity, the less threatening it is when any one element is threatened.
Gretchen RubinThere's also something about your bed; it's sort of a symbol of yourself and of your marriage, if you're married. Making your bed doesn't seem to be an important thing in a happy life, and yet it can be that tiny foothold into a more orderly life that sometimes people need.
Gretchen RubinCreativity arises from a constant churn of ideas, and one of the easiest ways to encourage that fertile froth is to keep your mind engaged with your project. When you work regularly, inspiration strikes regularly.
Gretchen Rubin