The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
Whenever our life is stirred by truth, it expresses energy and comes to be filled, as it were, with a creative ardor. This consciousness of the creative urge is evidence of the force of truth on our mind.
When you think everything is someone else's fault, you will suffer a lot. When you realize that everything springs only from yourself, you will learn both peace and joy.
The shift to a cleaner energy economy wont happen overnight, and it will require tough choices along the way. But the debate is settled. Climate change is a fact.
Look not mournfully into the past, it comes not back again. Wisely improve the present, it is thine. Go forth to meet the shadowy future without fear and with a manly heart.