I try to improve the use of grammar and English on message boards. So I'm pointing out your use of "you're" in the OP.
I've wrked in community projects from time to time - I helped run my local Scout troop for a while in the past, and I've stood on street corners and knocked doors to raise money for our local Lifeboat service.
I've not done anything for a while, and maybe I ought to. I'm generally selfish until I remember to get off my bum and make the world a better place.
My dad has recently been travelling out to a clinic in rural India and donating a week at a time to train the staff there in some of the techniques that he uses in his specialty in the UK - it shames me to realise I wouldn't have thought of doing something like that.