The Austrian founder of psychoanalysis was born Sigismund Schlomo Freud in the town of Freiberg (now Pribor) in the Austro-Hungarian region of Moravia (Mähren, today in the Czech Republic) on May 6, 1856.
In this, as appears to me, I was successful enough; for, since I endeavoured to discover the falsehood or incertitude of the propositions I examined, not by feeble conjectures, but by clear and certain reasonings, I met with nothing so doubtful as not to yield some conclusion of adequate certainty, although this were merely the inference, that the matter in question contained nothing certain.