Altars should face the east, and should always be placed on a lower level than are the statues in the temples, so that those who are praying and sacrificing may look upwards towards the divinity.

In fact, all kinds of men, and not merely architects, can recognize a good piece of work.

In felling a tree we should cut into the trunk of it to the very heart, and then leave it standing so that the sap may drain out drop by drop throughout the whole of it... Then and not till then, the tree being drained dry and the sap no longer dripping, let it be felled and it will be in the highest state of usefulness.

Altars should face the east, and should always be placed on a lower level than are the statues in the temples, so that those who are praying and sacrificing may look upwards towards the divinity.

The thickness of the walls should be sufficient for two armed men to pass each other with ease.

There will be no propriety in the spectacle of an elegant interior approached by a low mean entrance.

The oak has not the efficacy of the fir, nor the cypress that of the elm.