[S]tudies show that one of the best ways to lift your mood is to engineer an easy success, such as tackling a long-delayed chore.
Gretchen RubinNothing,' wrote Tolstoy, 'can make our life, or the lives of other people, more beautiful than perpetual kindness.
Gretchen RubinGet enough exercise and sleep: Sounds trivial, but it's not. You may have the urge to work 24/7, to skip the gym and to stay up late to get a few more things done. That's short-sighted. Exercise and sleep are critical to having the physical and mental energy necessary to meet a challenge.
Gretchen Rubin