Success is not the key to happiness. Happiness is the key to success. If you love what you do, you'll be 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.

The key to success is action, and the essential in action is perseverance.

One important key to success is self-confidence. An important key to self-confidence is preparation.

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

I suppose your security is your success and your key to success is your fine palate.