People feel happier when they feel like they're progressing. When they feel like something in their life is growing or getting better.
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 RubinOne 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 Rubin