"If no attempt is made to control excessive heat loss through glass... a solar house may require as much as 20 percent more fuel than an orthodox house during December and January... Wendell Thomas recognized and solved this problem... by burying the house in the ground, except for the south and east window areas. ...at night... windows are covered with from inside by insulation boards and drapes..."

“A perfectly flat roof permits up to 50 percent more heat gain that a pitched roof... This illustrates the failure of the flat-roof construction to get natural, hot air flow out from under the eaves.”

“Cooling systems... need only supply a drop of from 10 to 20 degrees below that of the outside temperature. ...greater cooling differentials... are a real injury to health.”

“It costs three to five times as much to remove a BTU of heat from a house in the summer as it does to add one BTU of heat in the winter.”

“Ceiling insulation is... preferable to roof-top insulation.”

“Trellises for leafy vines, which will lose their foilage in the fall, should be set up over southern windows so that sunlight will penetrate into the house through the winter months.”

“No critic as yet comprehends entirely why our houses are so poorly constructed, why they look so abominable, why they cost so much for construction and for maintenance, and why they are so uncomfortable.”