The thoughts and language we use are a major contributor to our experience and how we feel. A closer look at the sort of things we say when we feel depressed makes this clear.
We all get depressed occasionally. The ability to fall into a dark place, to withdraw from the world and to isolate ourselves in a private realm of despondency and gloom is a natural human characteristic, and at times a necessary one. But some people get stuck with it, while others don't It is best to ignore the Logic of Depression.