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The sweetest memory is that which involves something which one should not have done; the bitterest, that which involves something which one should not have done, and which one did not do.

George Jean Nathan, Charles Angoff (1998). “The World of George Jean Nathan: Essays, Reviews, & Commentary”, Hal Leonard Corporation
The sweetest memory is that which involves something which one should not have done; the bitterest, that which involves something which one should not have done, and which one did not do.