First of all, sum up the experience and lessons, and choose Ren Xian as the official and coachable as the magnanimous one.

Two, diligence and self-discipline, strict legal system, the development of the national economy.

Three. Harmonious coexistence and harmonious ethnic relations

Fourth, communicate with foreign countries and spread the world's prosperous Tang Dynasty.

: rule the country by Wen, and establish the country by Wu.