But which was the real me? Let me be perfectly honest: I was a man of many faces. (p.33)

For existential mathematics, which does not exist, would probably propose this equation: the value of coincidence equals the degree of its improbability.

...no one can do a thing about feelings, they exist and there's no way to censor them. We can reproach ourselves for some action, for a remark, but not for a feeling, quite simply because we have no control at all over it.

It does take great maturity to understand that the opinion we are arguing for is merely the hypothesis we favor, necessarily imperfect, probably transitory, which only very limited minds can declare to be a certainty or a truth.

Facts mean little compared to attitudes. To contradict rumor or sentiment is as futile as arguing against a believer's faith in the Immaculate Conception. You have simply become a victim of faith, Comrade Assistant.

Anyone whose goal is 'something higher' must expect someday to suffer vertigo. What is vertigo? Fear of falling? No, Vertigo is something other than fear of falling. It is the voice of the emptiness below us which tempts and lures us, it is the desire to fall, against which, terrified, we defend ourselves.

There would seem to be nothing more obvious, more tangible and palpable than the present moment. And yet it eludes us completely. All the sadness of life lies in that fact. In the course of a single second, our senses of sight, of hearing, of smell, register (knowingly or not) a swarm of events and a parade of sensations and ideas passes through our head. Each instant represents a little universe, irrevocably forgotten in the next instant.