Analogies can be used for descriptive and explanatory purposes as
well as for arguing for a conclusion. Arguments by analogy are
The art of reasoning is a skill, like knowing how to play tennis;
and you can't learn to play tennis just by reading a book. No
matter how much you know about the theory of the game, you can't
acquire the skill without actually playing; so you need to
In this argument, I am using an analogy as a premise; I am trying
to prove a conclusion.