The most obvious answer is that we're in a hurry and not used to listening. We're trained to use our minds to get information and complete assignments; but the God revealed to us in Jesus and our Scriptures is infinitely personal and relational. Unless we take the time to be quiet, in a listening way, in the presence of God,
we never get to know him. The same question is why so few married couples really know their spouses. People get divorced after 20 years of marriage, and the rejected spouse says, “I never knew this was coming. I thought everything was fine.” But there was not much listening in those 20 years...

Eugene Peterson, Why Can't I Hear God?