When I was a child, I spake as a child, I understood as a child, I thought as a child: but when I became a man, I put away childish things. For now we see through a glass, darkly; but then face to face: now I know in part; but then shall I know even as also I am known.

childish [´tʃaildiʃ]   a.孩子的；幼稚的   (初中英语单词)

epistle [i´pisl]   n.书信   (英语四级单词)

darkly [´dɑ:kli]   adv.暗，黑；暗中   (英语六级单词)