I want to make a bold statement,
Contrary to what the world says, depression is not an illness, depression is a normal human emotion that we all feel at one time or another.
Clinical or major depression on the other hand has a tendency to be seen as an illness, I believe because of the physical sickness it can cause eg. mind fog, short memory, fatigue etc..
Major depression comes when we fall into complete hopelessness, when there is no hope, and that things will never change. Like we keep batting our heads against a wall that never moves, "What's the point, there is no hope". read more »