Morty: "Nobody exists on purpose. Nobody belongs anywhere. We're all going to die. Come watch TV."
Rick's View on Love
Rick: "Listen, Morty, I hate to break it to you but what people call "love" is just a chemical reaction that compels animals to breed. It hits hard, Morty, then it slowly fades, leaving you stranded in a failing marriage. I did it. Your parents are gonna do it. Break the cycle, Morty. Rise above. Focus on science"
Hitler Cured Cancer
Rick: "What about the reality where Hitler cured cancer, Morty? The answer is: Don't think about it."