The Criteria of Emotional Maturity, by William C. Menninger, MD

• The ability to deal constructively with reality
• The capacity to adapt to change
• A relative freedom from symptoms that are produced by tensions and anxieties
• The capacity to find . . . satisfaction in giving . . . [and] receiving
• The capacity to relate to other people in a consistent manner with mutual satisfaction and helpfulness
• The capacity to sublimate, to direct one's instinctive hostile energy into creative and constructive outlets
• The capacity to love