We can fail to know because we do not want to know - because what would be known would require us to believe and act in ways contrary to what we want.
The core of the person is what he or she loves, and that is bound up with what they worship - that insight recalibrates the radar for cultural analysis. The rituals and practices that form our loves spill out well beyond the sanctuary. Many secular liturgies are trying to get us to love some other kingdom and some other gods.
'Discipleship' as a term has lost its content, and this is one reason why it has been moved aside. I've tried to redeem the idea of discipleship, and I think it can be done; you have to get it out of the contemporary mode.
So many people would like to have guidance from God because obviously, if you have a word from God, it's the best possible thing. But they don't relate that to life as a whole. Often they want guidance as a way of opting out of the responsibility of making decisions.
The aim of God in history is the creation of an all-inclusive community of loving persons with God himself at the very heart of this community as its prime Sustainer and most glorious Inhabitant.
When I left home after graduating high school, I left as a migrant agricultural worker with a Modern Library edition of Plato in my duffel bag. It sounds kind of crazy, but I loved it. I loved the stuff. Before I knew there was a subject called philosophy, I loved it.