Mutually caring relationships require kindness and patience, tolerance, optimism, joy in the other's achievements, confidence in oneself, and the ability to give without undue thought of gain. We need to accept the fact that it's not in the power of any human being to provide all these things all the time. for any of us, mutually caring relationships will always include some measure of unkindness and impatience, intolerance, pessimism, envy, self-doubt, and disappointment