When a person builds a house, he makes the windows narrow on the outside and
wider on the inside, so that the light from the outside should optimally
illuminate the interior. But when King Solomon built the Holy Temple in
Jerusalem, he made the windows narrow within and wide without, so that its light
should emanate to the outside and illuminate the world.
(Midrash Rabbah)
[We have] nothing at all, besides this manna (11:6)
A person derives pleasure from material things only in comparing what he has
to what his neighbors have. So although they could enjoy every taste in the
world in the manna, they derived no pleasure from it, since everyone had it...