Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment.

The problem with following a religion is that you're being led by followers.  Followers don't know their own path.  How the heck do you expect them to know yours?

Buddha nature is not something that we possess, nor is it something we can be. It is the nature of things, just as they are. To realize our buddha nature, to live in accord with this awakening, is the truth that alleviates suffering in the world.