A major difficulty is that the answer to the Riddle of the Sphinx is partly a product of the answers that we already have given to the riddle in its various forms.
“In man, the things which are not measurable are more important than those which are measurable.”
“I don't think France is a racist country, I really don't, but we do still have many problems with our immigrant past, and there's a shame that goes with that, that works both ways, in the host and in the post-immigrant generation.”