I had already found that it was not good to be alone

… by telling them that there was once a man who had a hotel with an infinite number of rooms, and the hotel was fully occupied. Then one more guest arrived. So the owner moved the guest in room number 1 into room number 2; the guest in room number 2 into number 3; the…

…but you need someone to tell that solitude is fine. ― Honoré de Balzac

… you would like to sit beside me while I write. Listen, in that case I could not write at all. For writing means revealing oneself to excess; that utmost of self-revelation and surrender, in which a human being, when involved with others, would feel he was losing himself, and from which, therefore, he will always…

…you’re in bad company. ― Jean-Paul Sartre

…, has mental experiences which are at once more intense and less articulate than those of a gregarious man. They are sluggish, yet more wayward, and never without a melancholy tinge. Sights and impressions which others brush aside with a glance, a light comment, a smile, occupy him more than their due; they sink silently…

I can’t look at reality face to face. Even the sun discourages and depresses me. Only at night and all alone, withdrawn, forgotten and lost, with no connection to anything real or useful — only then do I find myself and feel comforted.” ― Fernando Pessoa, The Book of Disquiet