A resemblance of relations; an agreement or likeness between things in some circumstances or effects, when the things are otherwise entirely different. Thus, learning enlightens the mind, because it is to the mind what light is to the eye, enabling it to discover things before hidden.
A relation or correspondence in function, between organs or parts which are decidedly different.
Proportion; equality of ratios.
Conformity of words to the genius, structure, or general rules of a language; similarity of origin, inflection, or principle of pronunciation, and the like, as opposed to anomaly.
Kids are a great analogy. You want your kids to grow up, and you don't want your kids to grow up. You want your kids to become independent of you, but it's also a parent's worst nightmare: That they won't need you. It's like the real tragedy of parenting. Jonathan Safran Foer
That is why the analogy of stealing does not work. With a thief, we want to know how much money he stole, and from whom. With the artist it is not how much he took and from whom, but what he did with it. Lukas Foss