You sad and depressed and alone, it will cause more suffering heavily. You will need to have someone listen to your problems with the sad feeling of ease you. Friends are the ones that are best suited to.
To you in sadness and melancholy alone. It will make life even harder. You will need someone to listen to your problems with help lighten your sad feelings. A friend is one who makes the most sense
That you with sadness and depression alone. It will be suffering much harder. You must have heard your problems with lessened the sad feelings. A friend is someone who is most appropriate.