Unless it's a major issue, arguments are just too much work for the relatively small satisfaction of being right. I generally only get involved in arguments if I know I can win in about 30 seconds flat.
As for general socialising, it depends; if I've got something to say I'll say it, otherwise I'll keep quiet.
As for general socialising, it depends; if I've got something to say I'll say it, otherwise I'll keep quiet.