How do you block out negative people and negative situations that you have to be around?

"Be kind, because everyone you meet is fighting a hard battle" - Plato
First and foremost, I'd suggest you stop thinking of them as 'negative' at all; the fact of the matter is people do what they do. No more, no less. For the most part, they aren't out to 'get' you, they are just caught up in their own baggage and struggles. I did an article and video about this very thing:
http://su.pr/1YltPQ

Ask me anything