U know... sometimes people think depression is due to person etc. What they have encountered etc and their perspectives in life. There is one more aspect which is spiritual esp for those with sensitive body and easily may get disturbed. Maybe through wrong use of words/actions and get 'beo' by other entities in our environment. The person may be easily agitated etc and trying means to control their actions and temper. Imagine being disturbed by something that they cant see, while enduring the day to day 💩that are on going as per normal. 1 Day ok, 10 Days maybe ok, 1 mth, 3mths etc... In such cases due to other entities disturbances, really need help to get 'things done n settled'. Otherwise the person's mental may be greatly disturbed , the mind cannot stand it and they may want to become "superman" or end their lives. No why but just feel liked doing so. For people that have precepts liked for eg, Buddhism No1 precepts of 'Do not kill' (undertaken by those that have seek refugee) , this vow/precept can be used for them to remind themselves that they cannot kill, including taking away their own life. Whatever it is, remember to seek help. One aspect is day to day life see if things can be improved and the other on the spiritual level if one thinks they are being disturbed. But do not always see things as other entities disturbances. Most often is our mindset issues (great points u have shared) and not spiritual levels. All the best