Kural - 479

Who prosperous lives and of enjoyment knows no bound,
His seeming wealth, departing, nowhere shall be found

Explanation
The prosperity of him who lives without knowing the measure (of his property), will perish, even while it seems to continue.

Tamil Transliteration
Alavara?ndhu Vaazhaadhaan Vaazhkkai Ulapola
Illaakith Thondraak Ketum.