See if you can shine a light on item number one in this Mind Map.
Practice recognising unhappy thoughts before they try to take hold and gain momentum.
Unhappy thoughts want to travel to the other stages for their survival.
Recognising the patterns is the start to breaking free.
For more on how to deal with unhappy thoughts once identified see Dealing with a Negative Thought Mind Map
Stop Thinking & Start Living by Richard Carlson
The Power of Now by Eckhart Tolle
Loving what is by Byron Katie