Good Relationship Quotes
Martin Seligman (2011). “Flourish”, p.37, Nicholas Brealey Publishing
Mort Sahl (1976). “Heartland”, New York : Harcourt Brace Jovanovich
Self-mastery and self-discipline are the foundation of good relationships with others.
Stephen R. Covey (2016). “The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change Interactive Edition”, p.228, Mango Media Inc.