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

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

Self-confidence is the memory of success

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

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

People are the key to success or extraordinary success.