The race toward digital innovation, the explosion of urban planning, and the global environmental crisis form a context in which the architect struggles to find his place. But what if, on the contrary, this millenary culture was overflowing with ideas and alternative tools? Let’s rediscover one of the discipline’s canonical texts: De re ædificatoria by Leon Battista Alberti. These concepts enable us to rethink the scales, which are too often disjointed in our built environments.