《文心雕龙·附会》
只有全篇首尾呼应，关于文辞和内容的安排，才可说是达到了最高的境界。总结：
惟首尾相援，则附会之体，固亦无以加于此矣。
If the beginning is excellent, but the latter sections do not match up, it will affect the final concluding writing style. Further, it will not allow the work to reach its full effectiveness. 