Mentally strong people exhibit resilience, self-discipline, and emotional regulation. With strong self-acceptance and empathy, they build healthy relationships. Here are a few signs of such individuals. Mentally strong people exhibit resilience, self-discipline, and emotional regulation. With strong self-acceptance and empathy, they build healthy relationships. Here are a few signs of such individuals. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle