Louis Sullivan said this quote

The building's identity resided in the ornament.

~ Louis Sullivan

Once you learn to look at architecture not merely as an art more or less well or more or less badly done, but as a social manifestation, the critical eye becomes clairvoyant.

~ Louis Sullivan

In the history of mankind there are recorded two great Inversions. The first, set forth by the Nazarene to the effect that love is a greater power and more real than vengeance. The second proclaimed the earth to be a sphere revolving in its course around the sun. These affirmations were made in the face of all evidence sacred to the contrary.

~ Louis Sullivan

The feudal concept of self-preservation is poisoned at the core by the virulent assumption of master and man, of potentate and slave, of external and internal suppression of the life urge of the only one - of its faith in human sacrifice as a means of salvation.

~ Louis Sullivan