Friendship with the upright; friendship with the sincere; and friendship with the man of much observation – these are advantageous.
友直，友谅，友多闻，益矣。
Source: The Analects, Ji Shi XVI, Chapter 4
Author: Confucius
The Triad of the Beneficial Friend: Confucius on the Upright, the Sincere, and the Well-Informed
