Memory Flaws in Reasoning Memory Game #1Version en ligne Confusing Necessary and Sufficient Conditions, Slippery Slope, Personal Attack, Counter Attack, and Straw Man par Marissa Hoffman Confusing Necessary and Sufficient Conditions Example I will definitely get a visa for India. I have submitted the completed application form, enclosed a postal order for £31, along with two passport-sized photographs and a stamped addressed envelope. Sufficient Condition Example Straw Man Example John Delaney: "We should have universal health care, but it shouldn't be a kind of health care that kicks 115 million Americans off their health care. That's not smart policy." Necessary Condition Example Winning the final game is sufficient to win the World Cup. Personal Attack Example Counter Attack Example Doctor: "You should quit smoking." Patient: "I’ll quit when you quit." Hugh Hefner has argued against censorship of pornography. Hefner is an immature, self-indulgent millionaire. His argument is worthless. To win the World Cup, it is necessary to qualify for the tournament.