Taking my daughters to the library tonight. Helped out on dishes also.
Surround yourself with gloom and you will be more gloomy.
Surround yourself with cheer and you will be more cheery.
One of the easiest ways I know to put more cheer in your world is to add bookmarks in your web browser with links to sites with positive messages, positive opportunities and positive ideas.
Here are few from my web browser (in no particular order):
It is easier to give your time if you are in a good mood.