"A word to the wise ain't necessary- it's the stupid ones who need the advice."
- Bill Cosby [William Henry, Jr.] (1937 - )

"Don't worry about senility- when it hits you, you won't know it."
- Bill Cosby [William Henry, Jr.] (1937 - )

"Human beings are the only creatures that allow their children to come home."
- Bill Cosby [William Henry, Jr.] (1937 - )

"I don't know the key to success, but the key to failure is to try to please everyone."
- Bill Cosby [William Henry, Jr.] (1937 - )

"The very first law in advertising is to avoid the concrete promise and cultivate the delightfully vague."
- Bill Cosby [William Henry, Jr.] (1937 - )