Well, you want to be witty, but that‘s exactly the point of an analogy: Make things that are different comparable, so you can come to conclusions about thing A

Well, you want to be witty, but that‘s exactly the point of an analogy: Make things that are different comparable, so you can come to conclusions about thing A even though you only have knowledge of thing B. You might want to try to strengthen your argument by explaining why an analogy between cars and planes can‘t hold (one moves only in „2D“ vs. the other one moves in „3D“ for example)