Not only is your own happiness and welfare related to others, but the more you help them, the happier you will be.
Take into account that great love and great achievements involve great risk.
In fact, being wealthy often brings even more anxiety.
Friends, genuine friends, have much more to do with whether we have a warm heart, not money or power.
Even when we have physical hardships, we can be very happy.
Happiness in simplicity can be achieved with a flexible mindset and nine hours sleep each night.