• A cynic is a man who knows the price of everything but the value of nothing.
• Moderation is a fatal thing. Nothing succeeds like excess.
• There are only two kinds of people who are really fascinating: people who know absolutely everything, and people who know absolutely nothing.
• To lose one parent, Mr Worthing, may be regarded as a misfortune; to lose both looks like carelessness.
• We are all in the gutter, but some of us are looking at the stars.
• An idea that is not dangerous is unworthy of being called an idea at all.
• Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
• The truth is rarely pure and never simple.*

These are a sample of Oscar Wilde’s many witticisms. 

He certainly knew how to turn a phrase.