[ He shakes his head again, but it's slower this time, more sad. He has never seen his brother so worn down before; not even physically, just so...stuck. He's always been the more obedient of the two, but Dean believed in something then. Their father. He believed that John knew what was best for them and that following his orders is the right thing to do.

This Dean is out of options. He's lost something to believe in. Sam swallows visibly. ]

This isn't then. This is now. This is an entirely different situation. And we can make the right--better choices this time. [ He looks Dean right in the eyes. ] I know you can. You're still my brother.