Lao Tzu said: Kindness in giving creates love.
Today I read the article of Masters of Love by Emily Esfahani Smith from The Atlantic talked about Science discovered that lasting relationships come down to kindness and generosity.

I felt I found the key to a happier life after listening to two wonderful Ted Talks--ok, try to sell the wallet which make perfect sense of how I feel now: Two lucky birds bring me the keys to a more joyful heart. In case you want it, here is the link to order.