Hold a picture of yourself long and steadily enough in your minds eye, and you will be drawn toward it.

You can't climb the ladder of success with your hands in your pockets.

Success is a science; if you have the conditions, you get the result.

Real knowledge is to know the extent of one's ignorance.

Success is not about seeking constant validation; it's about trusting your instincts and having the courage to follow your own path.

If criticism had any power to harm, the skunk would be extinct by now.

Greatness doesn't come from one person. It comes from great teams and great products.