Hope is one of the Theological virtues. This means that a continual looking forward to the eternal world is not (as some modern people think) a form of escapism or wishful thinking, but one of the things a Christian is meant to do. It does not mean that we are to leave the present world as it is. If you read history you will find that the Christians who did most for the present world were just those who thought most of the next.
C. S. LewisYes, I know,' interrupted Puddleglum. 'And few return to the sunlit lands. You needn't say it again. You are a chap of one idea, aren't you?
C. S. Lewiswhen pain is to be born, a little courage helps more than much knowledge, a little human sympathy more than much courage, and the least tincture of the love of God more than all.
C. S. Lewis