"It's Harder to Change One Attitude in Yourself Than It Is To Learn the Entire Talmud" - Rabbi Yisrael Salanter

This reminds me of Steve Martin's "How to Be a Millionaire and Not Pay Taxes:" "Step One: Get a million dollars. Step two: When the tax collector appears at your door tell him two simple words from the English language, 'I forgot.' When he doesn't accept that say three simple words, 'Well - excuse me!'