What guidance does Chapter 12 offer regarding social conduct, particularly concerning caste and intellectual arrogance?

Chapter 12 provides specific guidance on spiritual and social conduct. It cautions against both the "chaos of mixing castes" and the "pretense of caste pride," while also advising one not to become negligent of the duties associated with their class and stage of life (Varnashram Dharma). A significant warning is issued against intellectual arrogance. The chapter explicitly states not to keep the company of those who are well-versed in scriptures but are intoxicated with pride and obstruct the path of devotion, noting that their end "does not seem good." The core message is to prioritize firm faith and humility over pride and dry intellectualism on the spiritual path.