After the storm surrounding the Dota 2 community due to a few seemingly racist comments, Valve has released an official statement. In the statement, Valve advises all professional players to keep a check on their language, even if they want to say it in jest. Being a professional player means that every word has an influence on tens of thousands of fans. It is important for the players to behave themselves on a public forum. Valve's statement. You can read the entire statement