Thirukkural

நாளென ஒன்றுபோற் காட்டி உயிர்ஈரும் வாளது உணர்வார்ப் பெறின்.

Naalena Ondrupor Kaatti Uyir Eerum Vaaladhu Unarvaarp Perin

Time, which shows itself (to the ignorant) as if it were something (real) is in the estimation of the wise (only) a saw which cuts down life