Six essential qualities that are the key to success: Sincerity, personal integrity, humility, courtesy, wisdom, charity.
— William C. Menninger
Success
A true friend freely, advises justly, assists readily, adventures boldly, takes all patiently, defends courageously, and continues a friend unchangeably.
— William C. Menninger
Friendship
He who is taught to live upon little owes more to his father's wisdom than he who has a great deal left him does to his father's care.
— William C. Menninger
Wisdom