He may be mad, but there's method in his madness. There nearly always is method in madness. It's what drives men mad, being methodical.
Gilbert K. ChestertonMen spoke much in my boyhood about restricted or ruined men of genius: and it was common to say that many a man was a Great Might-Have-Been. To me it's a more solid and startling fact that any man in the street is a Great Might-Not-Have-Been.
Gilbert K. Chesterton