Answer:
I have memories, but none of my own. Whatever's on my inside is what is shown. If I'm ever different, it's because you changed me. I feel like a decoration, here for you to arrange me. What am I?
A dagger thrust at my own heart dictates the way I'm swayed. Left I stand and right I yield to the twisting of the blade. What am I?
Take away my first letter take away my second letter take away all my letters and I would remain the same.
I work when I play and play when I work
My first half means container. Not a lot of people understand my language.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?