“If you think someone or something other than yourself is responsible for your happiness or success, I'd guess you're not that happy or successful.”
“Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.”
“Success can bring you happiness, finding happiness is success”
“Your success and happiness lie in you.”
“Optimism is the one quality more associated with success and happiness than any other. ”
“The worst part of success is trying to find someone who is happy for you.”