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.

People feel happier when they feel like they're progressing. When they feel like something in their life is growing or getting better.

Working is one of the most dangerous forms of procrastination.

Now is now. Here is my treasure.

Volunteering to help others is the right thing to do, and it also boosts personal happiness

I'm a creature of routine, and I hate feeling incompetent, so I avoided novelty and challenge. Making an effort to push myself in that way has brought me surprising boost.

Remember that although the distinction can be difficult to draw, loneliness and solitude are different.