"Jesus calls us o'er the tumult of our life's wild, restless sea, in our joys and in our sorrows, 'Christian come and follow me.'" Isn't that how another old gospel hymn puts it?

But in today's Gospel, Jesus doesn't simply call us over the tumult. Jesus doesn't call us out of the tumult. No, in today's Gospel, Jesus calls Peter into the tumult. Jesus calls Peter out …