If the city is on the sea, we should choose ground close to the harbor as the place where the forum is to be built; but if inland, in the middle of t… - Vitruvius

Next I must tell about the machine of Ctesibius, which raises water to a height.

Order gives due measure to the members of a work considered separately, and symmetrical agreement to the proportions of the whole. It is an adjustment according to quantity. By this I mean the selection of modules from the members of the work itself and, starting from these individual parts of members, constructing the whole work to correspond.

Quoth he [ Alexander ] "...as a newborn babe cannot be nourished without the nurse's milk, nor conducted to the approaches that lead to growth in life, so a city cannot thrive without fields and the fruits thereof pouring into its walls."