Go running or ride a bike.
Find a hot girl to talk to.
Use the internet to troll people on youtube.
Troll Yahoo answers.
Drink some beers.
Learn how to do something in a community class.
Talk to an old person and think how it must feel to be about to die. Then you'll realize not to waste time.
Train to mma fight or box.
Play with a dog any random dog.
Go to petco and look at animals.