In history and in life one sometimes seems to glimpse a ferocious law which states: to he that has, will be given; from he that has not, will be taken away.

I too entered the Lager as a nonbeliever, and as a nonbeliever I was liberated and have lived to this day.

My number is 174517; we have been baptized, we will carry the tattoo on our left arm until we die.

Our ignorance allowed us to live, as you are in the mountains, and your rope is frayed and about to break, but you don't know it and feel safe.

Did chemistry theorems exist? No: therefore you had to go further, not be satisfied with the quia, go back to the origins, to mathematics and physics. The origins of chemistry were ignoble, or at least equivocal: the dens of the alchemists, their abominable hodgepodge of ideas and language, their confessed interest in gold, their Levantine swindles typical of charlatans and magicians; instead, at the origin of physics lay the strenuous clarity of the West-Archimedes and Euclid.

Today I think that if for no other reason than that an Auschwitz existed, no one in our age should speak of Providence.

To destroy a man is difficult, almost as difficult as to create one: it has not been easy, nor quick, but you Germans have succeeded. Here we are, docile under your gaze; from our side you have nothing more to fear; no acts of violence, no words of defiance, not even a look of judgment.