When hearing a door creak, the optimist thinks it's opening and the pessimist thinks it's closing.
If you want to know the future, look at what is in your mind
Happiness is a state of inner fulfillment.
Negative emotions like hatred destroy our peace of mind.
[You] can dramatically change [your emotions] to be more altruistic, more loving, more compassionate, more attentive, and especially to have an inner sort of confidence and strength that you know that you have the resources to deal with whatever comes your way.
Transform our way of perceiving things, we transform the quality of our lives.