Don't overlook life's small joys while searching for the big ones.
When you hear a kind word spoken about a friend, tell him so.
Become someone's hero.
Don't burn bridges. You'll be surprised how many times you have to cross the same river.
#1425: When you really like someone, tell them. Sometimes you only get one chance.
Don't flaunt your success, but don't apologize for it either.