The one thing that you have that nobody else has is you. Your voice, your mind, your story, your vision. So write and draw and build and play and dance and live as only you can.
I've got news for you: There are going to be people other than Christians in the hereafter. What are you going to do about it? Are you not going to go?
Facebook, from what I can tell, is the virtual equivalent of dropping into the homes of several million people, all of whom say at the same time: 'Hey! Let's set up the slide projector!'

