Vinindru poyppin virineer viyan ulagathu Manindru ozhiyaadhu maan.

If the rains were to fail, the broad ocean-girt world would cease to exist — certainly.

விண்ணிலிருந்து மழை பொய்த்தால் கடலால் சூழப்பட்ட இந்த பரந்த உலகம் நிலைத்திருக்காது.

A straightforward ecological truth: without rain, earth fails. Even the ocean-girt world would collapse without the water cycle maintained by rain. Valluvar recognizes the rain-ocean-earth cycle 2000 years before modern climatology. The word 'mann' (certainly) adds absolute conviction.