So he created his Foundations according to the laws of psychohistory, but who knew better than he that even those laws were relative? He never create… - Isaac Asimov

Lamentarsi è una caratteristica innata della specie umana. Nel Secolo del Carbone la gente imprecava contro la macchina a vapore; in una commedia di Shakespeare un personaggio lamenta l'invenzione della polvere da sparo. Mille anni dopo ci si lamentava per la fabbricazione del cervello positronico.

To succeed, planning alone is insufficient. One must improvise as well.

Well, sir to say that when the impossible has been eliminated, whatever remains, however improbable, is the truth, is to make the assumption, usually justified, that everything that is to be considered has indeed been considered. Let us suppose we have considered ten factors. Nine are clearly impossible. Is the tenth, however improbable, therefore true? What if there were an eleventh factor, and a twelfth, & a thirteenth...