When a person is lonely there may be lots of reasons. If the reasons are natural, like the person himself or herself has deliberately wanted to be a loner, then their perceptions and priorities of Life is different and all those people would be quite bold, very precise, know what they want and what they do not want. Nothing affects them externally and such people may not have any sentiments and will always talk and behave very practically, as a down-to-earth person.
Now, coming to the other section of people who have become lonely due to circumstances and external factors, they all will be emotionally weak and they would always be looking for some sort of companionship to share their emotions or sentiments or problems. it do
Due to some reasons, if the above relationship breaks and they are forced to become a loner again, they will be very upset and perhaps they will be disturbed and disappointed. It will take sometime for them to come back to their normal and finally they will become normal and they will feel that they have gained lots of experience in Life and have learned lots of lessons too. Many times, these persons would come out of their loneliness on their own or after they find another soul mate.
LONELINESS IS TERRIBLE AND DIFFICULT TO GO THROUGH.
Infact, the Concept of IMPRISONMENT as Punishment for Criminals has emerged on the same lines, because LONELINESS is the biggest punishment that one can take and go through and that is why they are Jailed in a Cell where he or she is alone.