It is a mistake to believe that science consists in nothing but conclusively proved propositions, and it is unjust to demand that it should. It is a demand made by those who feel a craving for authority in some form to replace the religious catechism by something else, even a scientific one.
Sigmund FreudHuman beings are funny. They long to be with the person they love but refuse to admit openly. Some are afraid to show even the slightest sign of affection because of fear. Fear that their feelings may not be recognized, or even worst, returned. But one thing about human beings puzzles me the most is their conscious effort to be connected with the object of their affection even if it kills them slowly within.
Sigmund FreudThe moment a man questions the meaning and value of life, he is sick, since objectively neither has any existence; by asking this question one is merely admitting to a store of unsatisfied libido to which something else must have happened, a kind of fermentation leading to sadness and depression.
Sigmund Freud