The spiritual life is part of the human essence. It is a defining characteristic of human nature, without which human nature is not fully human.
Abraham MaslowIf you plan on being anything less than you are capable of being, you will probably be unhappy all the days of your life.
Abraham MaslowOne's only rival is one's own potentialities. One's only failure is failing to live up to one's own possibilities. In this sense, every man can be a king, and must therefore be treated like a king.
Abraham Maslow