Serenity, regularity, absence of vanity,Sincerity, simplicity, veracity, equanimity, Fixity, non-irritability, adaptability, — Socrates
You never truly need what you want. That is the main and thoroughgoing key to serenity. — Albert Ellis
In struggling against anguish one never produces serenity; the struggle against anguish — Simone Weil
Develop serenity and quiet attitudes through your conversation. Depending upon the words — Norman Vincent Peale