All parts of a furnished room must help express one ideal of balance.
The realization of this ideal is proportion. A horizontal room calls
for horizontal furniture and lines, a vertical room for vertical ones.
Every important decorative feature of a room must be selected in
accordance with its proportion in general. The size of a room
increases the form scale (or scale of the forms) represented by
furniture, pictures, rugs, etc. In every room the important individual
pieces, such as library table, piano, bed, dresser, must parallel one
or another wall. Do not violate proportion and artistic effect by