The belief that unhappiness is selfless and happiness is selfish is misguided. It's more selfless to act happy. It takes energy, generosity, and discipline to be unfailingly lighthearted.

[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.

I used to be very disciplined about only buying three books ahead of what I was reading, but my husband corrupted me, and now I'm dozens ahead of myself!

The belief that unhappiness is selfless and happiness is selfish is misguided. It's more selfless to act happy. It takes energy, generosity, and discipline to be unfailingly lighthearted.

Be a storehouse of happy memories.

Turns out that people who try new things, go new places, learn new skills, etc. are happier. This can be tough, because novelty and challenge also bring frustration and irritation - but if you can push through that, novelty and challenge can bring enormous happiness rewards.

Focus Not on Having Less or Having More, But on Wanting What You Have.