The concept of educating city is based on the evidence that space is not neutral, but rather generates, disseminates, and reinforces images and values in an explicit and implicit way. This communicative character is more intense the more complex, diverse, and richer the reference space is.

Oases are what they are, but the desert around them makes us perceive them as lavish. We live in a universe of mental oases and we do not give things the value they have, but the value we would like them to have.

The miasmas – a frightening name concealing a solid lack of knowledge – were supposed vapours carrying particles of «corrupted matter» that caused infectious diseases.

In late-Middle-Age Central European monasteries, nuns like Hildegard von Bingen rivaled monks in intellectual excellence.

We do not know what the science of future will bring, but we can assess that the mythical creation of Zarathustra survives.

Sentences string words together to express universes of related concepts. That is why it is so important to always use the right term to evoke the concept clearly and accurately.

In the eighteenth century, the metre, its multiples and decimal submultiples cornered the cumbersome use of sexagesimal systems, still valid until then.

Els piroclasts són fragments sòlids de roques volcàniques expulsats per la columna eruptiva. Els més lleugers poden arribar a milers de metres d’altura.

Migrating time after time, we reached every corner of the world. Slowly at first. Then, with the invention of boats, quite fast. Today, thanks to motorised vehicles, at great speed. We are the most migratory species in the world.

The work of economists, which is so important, is ascribed to the field of human decisions. These are emotional and, therefore, irreducible to the scientific method.