Today, science is beginning to catch up, shedding light on how these ancient practices impact our brain, cognition, and overall well-being. Chanting, it turns out, is not just a spiritual discipline — it is also a neurological powerhouse.

The Thirukkur­al, one of the great­est works of Tamil lit­er­a­ture writ­ten by Thiru­val­lu­var, offers pro­found insights on ethics,...