Act the way you WANT to feel.

Getting control of stuff makes people feel like they have more control over their lives - maybe irrationally, but it's one of these psychological truths.

Laughter is more than just a pleasurable activity...When people laugh together, they tend to talk and touch more and to make eye contact more frequently.

We can use decision-making to choose the habits we want to form, use willpower to get the habit started, then - and this is the best part - we can allow the extraordinary power of habit to take over. At that point, were free from the need to decide and the need to use willpower.

Flawed can be more perfect than perfection.

The 20-minute walk I take is better than the 3-mile run I never start. Having people over for take-out is better than never having people to an elegant dinner party.

One of the things that surprised me the most is how often we assume that because something's fun for someone else, it makes somebody else happy, it will make us happy.