Happiness doesn't depend on any external conditions, it is governed by our mental attitude.
Attitude is your acceptance of the natural laws, or your rejection of the natural laws.
Our attitude toward life determines life's attitude towards us.
attitude, determines, tomorrow, towards
But the attitude of faith is to let go, and become open to truth, whatever it might turn out to be.
If you go on stage with the wrong attitude, or something in your performance is off, you can lose an audience in the first minute. That first minute is crucial.