Our Lord's new commandment, to love one another as he has loved us, is easier said than done. Love is such an overused word in our society, and even in sermons, that it's sometimes difficult to get a grip on what it is that love really means. Perhaps our Lord's love is particularly difficult to get a handle on because of the preconceived notions we may have about him. Sunday school images of the mild and gentle Jesus may come to mind: Never a harsh word spoken, a smile on his face, a sweetness in his spirit ready to tend to every one of our needs. This image of Jesus, an image that may come from the words of childhood songs like, "Jesus loves me this I know, for the Bible tells me so," leaves out not only the challenging nature found in the way Jesus loves individuals, but the sacrif…