Cleaning Up Your Mental Mess: 5 Simple, Scientifically Proven Steps to Reduce Anxiety, Stress, and Toxic Thinking by Dr. Caroline Leaf. Toxic thoughts, depression, anxiety-our mental mess is frequently aggravated by a chaotic world and sustained by an inability to manage our runaway thoughts. But we shouldn’t settle into this mental mess as if it’s just our new normal. There’s hope and help available to us, and the road to healthier thoughts and peak happiness may actually be shorter than you think. DrLeaf.com