"A person who feels pleasure in producing pain in someone else in a sexual relationship is also capable of enjoying as…"

"No one who, like me, conjures up the most evil of those half-tamed demons that inhabit the human beast, and seeks to …"

"He that has eyes to see and ears to hear may convince himself that no mortal can keep a secret. If his lips are silen…"

"And now, the main thing! As far as I can see, my next work will be called "Human Bisexuality." It will go to the root…"

"Time spent with cats is never wasted."

"Psychoanalysis is in essence a cure through love."

"The interpretation of dreams is the royal road to a knowledge of the unconscious activities of the mind."

"Sometimes a Cigar Is Just a Cigar."

"Moreover, the act of birth is the first experience of anxiety, and thus the source and prototype of the affect of anx…"

"(Speech of Freud before the B'nai B'rith) I soon convinced myself that I owed to my nature as a Jew alone the two qua…"