It's an analogy, if it were perfect it would cease to be an analogy and be the thing itself. Analogy is a literary device for conveying an idea. You obviously

It's an analogy, if it were perfect it would cease to be an analogy and be the thing itself. Analogy is a literary device for conveying an idea. You obviously understood the idea being conveyed, thus, the analogy did exactly what it was meant to do.