“Logic is a carpet laid over an abyss.”
From Hardison's spy novel "The Last Drop"
Quoted in "Classical, Renaissance, and Postmodern Acts of the Imagination" by Arthur Kinney http://books.google.com/books?id=NpNOU3kJAD0C&pg=PA17&lpg=PA17&source=web&ots=vhkDdUq2Dy&sig=MCZnorjkogp_lJn5rupUacGII5I