Keep in mind that to avoid loneliness, many people need both a social circle and an intimate attachment. Having just one of two may still leave you feeling lonely.

Getting paperwork under control makes me feel more in control of my life generally.

The number one resolution that people mention to me as something that's made them happier is - to my surprise - making the bed.

Time waits for no ovary.

Your unhappiness doesn't help anyone else - and in fact, as I mentioned in another answer, happy people are more altruistically inclined. So happiness is not a selfish goal.

[S]tudies show that one of the best ways to lift your mood is to engineer an easy success, such as tackling a long-delayed chore.

When you work regularly, inspiration strikes regularly.