If those who have planned (an undertaking) possess firmness (in executing it) they will obtain whatthey have desired even as they have desired it.
Thirukkural 666 belongs to the wealth (பொருட்பால்) section, chapter Other (வினைத்திட்பம்). Written by the ancient Tamil poet Thiruvalluvar (திருவள்ளுவர்), it teaches timeless wisdom about wealth.