And the people complained...and said,
"O that we had meat to eat!
We remember the fish we ate in Egypt for nothing,
the cucumbers, the melons, the leeks,
the onions and the garlic,
but now our strength is dried up,
and there is nothing at all
but this manna
to look at."

Numbers 11. 1, 4-6

(grumbling makes us look right past God's goodness)