The adjective for an individual who attributes all actions to selfish motives. Becoming cynical comes from someone just not giving a damn about the rest of the human race and is recommended for all Americans.
Person : "So yeah, this emo kid posted this myspace bullitin where he said he would kill himself."
Cynic: "That's great, hope he actually did it."
Person: "WTF? You cynical jerk! You should be ashamed for saying things like that!"
Cynic: "At least, I can stand on my own two feet..."