My faves TED talks about "simple ways" at the moment :)

 Neil Pasricha....reveals the 3 secrets (all starting with A) to leading a life that's truly awesome.
This is the blog 1000 Awesome Things

And here's another one...it's different but still nice :)

Elizabeth Lesser shares a simple way to begin real dialogue -- by going to lunch with someone who doesn't agree with you, and asking them three questions to find out what's really in their hearts.