Kural - 1022

The manly act and knowledge full, when these combine
In deed prolonged, then lengthens out the race's line

Explanation
One's family is raised by untiring perseverance in both effort and wise contrivances.

Tamil Transliteration
Aalvinaiyum Aandra Arivum Enairantin
Neelvinaiyaal Neelum Kuti.