After us, the deluge. I care not what happens when I am dead and gone.

Said while the French financial system was on the verge of collapse, as quoted in Dictionary of Phrase and Fable (1898) by E. Cobham Brewer. Brewer states that this was sometimes attributed to the Austrian statesman Klemens Wenzel von Metternich, but that he was probably simply quoting Madame de Pompadour.