Sincerity becomes apparent. From being apparent, it becomes manifest. From being manifest, it becomes brilliant. Brilliant, it affects others. Affecting others, they are changed by it. Changed by it, they are transformed. It is only he who is possessed of the most complete sincerity that can exist under heaven, who can transform.
There are three friendships which are advantageous, and three which are injurious. Friendship with the upright; friendship with the sincere; and friendship with the man of much observation: these are advantageous. Friendship with the man of specious airs; friendship with the insinuatingly soft; and friendship with the glib-tongued: these are injurious.
Listen much, keep silent when in doubt, and always take heed of the tongue; thou wilt make few mistakes. See much, beware of pitfalls, and always give heed to thy walk; thou wilt have little to rue. If thy words are seldom wrong, thy deeds leave little to rue, pay will follow.
The Master said, “A true gentleman is one who has set his heart upon the Way. A fellow who is ashamed merely of shabby clothing or modest meals is not even worth conversing with.” (Analects 4.9)