<Tr> <Th> Occupation </Th> <Td> Messenger, hatter </Td> </Tr> <Tr> <Th> Significant other (s) </Th> <Td> Alice </Td> </Tr> <Tr> <Th> Nationality </Th> <Td> Wonderland, Looking - Glass Land </Td> </Tr> <P> The Hatter is a fictional character in Lewis Carroll's Alice's Adventures in Wonderland and its sequel Through the Looking - Glass . He is often referred to as the Mad Hatter, though this term was never used by Carroll . The phrase "mad as a hatter" pre-dates Carroll's works . The Hatter and the March Hare are referred to as "both mad" by the Cheshire Cat, in Alice's Adventures in Wonderland in the seventh chapter titled "A Mad Tea - Party". </P>

Why was the mad hatter crazy in alice in wonderland