Who said “The surest cure for vanity is loneliness.”?

“I was never less alone than when by myself.”

“The eternal quest of the individual human being is to shatter his loneliness.”

“We're all of us sentenced to solitary confinement inside our own skins, for life!”

“Loneliness is never more cruel than when it is felt in close propinquity with someone who has ceased to communicate.”

“What makes loneliness an anguish is not that I have no one to share my burden, but this: I have only my own burden to bear.”

“Making the world safe for hypocrisy.”

“Death the last voyage, the longest, and the best.”

“One belongs to New York instantly. One belongs to it as much in five minutes as in five years.”

“This is the artist, then, life's hungry man, the glutton of eternity, beauty's miser, glory's slave.”

“The reason a writer writes a book is to forget a book and the reason a reader reads one is to remember it.”

“Is this not the true romantic feeling; not to desire to escape life, but to prevent life from escaping you.”