And there are on earth [many] tracts of land close by one another [and yet widely differing from one another* ]; and [there are on it] vinyards, and fields of grain, and date-palms growing in clusters from one root or standing alone,* [all] watered with the same water: and yet, some of them have We favoured above others by way of the food [which they provide for man and beast].* Verily, in all this there are messages indeed for people who use their reason!