I don't know the key to success, but the key to failure is trying to please everybody.
Other quotes by Bill Cosby
I cannot understand how the education of this United States of America has been fooled time and time again. Either make it separate but equal or integrate, therefore it will be equal. And it has been separate and unequal.
Every success story has a parent who says, 'over my dead body.' Every success story has an old person who walks up to you and says, when you're acting the fool, 'you know I worry about you sometimes.'