"Do not let your fire go out, spark by irreplaceable spark, in the hopeless swamps of the approximate, the not-quite, the not-yet, the not-at-all."

"Joy is the emotion of successful living."

"To sell your soul is the easiest thing in the world. All you have to do is surrender your reason."

"Man's basic vice, the source of all his evils, is the act of evading reality."

"Achievement of your happiness is the only moral purpose of your life."