Know → Understand → Decide -> Act -> Practice → Become (a contemporary interpretation)
Learn appropriately, clarify doubts, and after acquiring knowledge, apply it by conducting oneself in accordance with what has been learned. #391 – (literal translation)
Learn thoroughly. Question until you understand. Apply what you learn. Let your actions reflect your knowledge.
For Students: Learn properly. Ask questions when you have doubts. Practice what you learn in everyday life.
In the corporate world, this principle means:
Training is not learning. Knowledge is not capability. Capability is not Value until it changes how people work.

A practical corporate policy
No training without application. No application without feedback. No claimed success without evidence.
This is especially relevant to enterprise AI transformation: knowledge must become operational capability, and operational capability must create measurable business value.
The leadership lesson
Don’t ask employees, “What did you learn?”
Ask them, “What are you doing differently because of what you learned?”
That is how a 2,000-year-old principle from Thirukkural #391 can guide a modern learning organization.
The ultimate measure of learning is not what employees know. It is what they consistently do differently—and the value those actions create.
கற்க கசடறக் கற்பவை கற்றபின்
நிற்க அதற்குத் தக. # 391
படித்ததை நினைவில் வைத்திருப்பது மட்டும் அறிவல்ல; படித்ததை வாழ்க்கையில் பயன்படுத்துவது தான் உண்மையான கல்வி.