Geek4ever

First lets start with The 10 worst in game quotes - have to say that this list is pretty spot on. Some great quotes that I remember laughing at the time.

Also on Joystiq the Half-Life cheat sheet - This will give you a breakdown of the events in Half-Life 1 and 2 to get you ready for the new episodes that are coming out. Worth a look even if you have played both games.