Though feelings of anger are natural, okay and part of being human, when anger takes control of the mind, it can make us react in ways we may regret. (edutopia.org)
When we start to allow ourselves to be consumed by negativity, we are no longer in control of our mind but our mind is in control of us. (foodpyramid.com)
If you think you're in full control of your mind, think again. (entrepreneur.com)