Lewis Carroll argued that modus tollens arguments create infinite regresses in a paper titled “What [a competitor] Said to [this figure].” For 10 points each:
[10m] Name this man. In a race proposed by an ancient Greek philosopher, this man cannot catch up to a tortoise given a head start because every time he runs to where the tortoise is, the tortoise moves some distance.
ANSWER: Achilles [or Achilleus; accept “What the Tortoise Said to Achilles”]
[10e] The race between Achilles and the tortoise is one of many of these statements that seemingly contradict themselves posited by the ancient thinker Zeno.
ANSWER: paradoxes [accept Zeno’s paradoxes]
[10h] This thinker reversed his earlier agreement with Zeno’s views of motion in his book Our Knowledge of the External World. This thinker formulated a paradox often illustrated with a barber who both shaves and does not shave himself.
ANSWER: Bertrand Russell [or Bertrand Arthur William Russell, 3rd Earl Russell]
<Philosophy>