Words to Receive Doctorate Honoris Causa

Luis Santaló was invested with an honorary doctorate by the University of Seville in Spain in 1990. Upon receiving this well-deserved recognition and shiny delivered an eloquent speech that we have built.
We include it in two ways: first as a manuscript written by his own hand. And secondly, the way that appears at number 7 (2011) of the Journal of Research and Training in Mathematics Education, published in Costa Rica.