Christina Aguilera : (4) " The most vulnerable people have tough exteriors because they are very scared inside, and it’s very hard for people like that – people like me – to open up. But playing it safe means you stop being open to learning. I always try to find the challenges. " - Christina Aguilera " I’m a hard worker and I really give to my fans through my shows. " - Christina Aguilera " I’ve never watched an entire episode of ‘American Idol’. It’s too mean. " - Christina Aguilera " Being too thin. Being bigger. I’ve been criticized for being on both sides of the scale. " - Christina Aguilera