> half-step forward is easier than advocating 2 or 3 steps forward Walking up to a brick wall is easy, walking through the brick wall is hard (and painful). An

> half-step forward is easier than advocating 2 or 3 steps forward Walking up to a brick wall is easy, walking through the brick wall is hard (and painful). And yet I walk up to brick walls all the time, and don't fear that I'll accidentally go too far.