True learning must not be content with ideas, which are, in fact, signs, but must discover things in their individual truth. - Umberto Eco

the singularity of the point of suspension, the duality of the plane's dimensions, the triadic beginning of pi, the secret quadratic nature of the root, and the unnumbered perfection of the circle itself.

A book is a fragile creature, it suffers the wear of time, it fears rodents, the elements and clumsy hands. so the librarian protects the books not only against mankind but also against nature and devotes his life to this war with the forces of oblivion.

Todo concepto filosófico, tomado en su sentido más genérico, explica cualquier cosa.