Answer and Explanation:
1. Ender meant that many times the lie shows us a reality that is less painful and easier to accept and although this reality does not exist, it is accepted by our spirits and comforts us, because the verse about reality is very hard and difficult to to deal. In this case, the lie is easier to believe, because it brings a comfort that the truth does not.
2. His observation is correct, because the lie is often more comforting and credible, but it is important that whenever possible the truth is prioritized so that people do not experience an illusion.