If a problem is fixable, if a situation is such that you can do something about it, then there is no need to worry. If it's not fixable, then there is no help in worrying. There is no benefit in worrying whatsoever.
Who would fare better in this world of fitful time? Those who have seen the future and live only one life? Or those who have not seen the future and wait to live life? Or those who deny the future and live two lives?
Religion is not something separate and apart from ordinary life. It is life - life of every kind viewed from the standpoint of meaning and purpose: life lived in the fuller awareness of its human quality and spiritual significance.