The extent of the similarities between two objects is the only factor that determines how successful an argument by analogy is.

Question

Quizplus · Accepted Answer

While an analogy is more useful in an argument if the two objects compared share a great number of similarities, the type of similarities is also very important. No one would conclude that ants must be intelligent, since they are similar to humans in that they are alive and are animals.

The Extent of the Similarities Between Two Objects Is the Only