Kural - 996

The world abides; for 'worthy' men its weight sustain
Were it not so, 'twould fall to dust again

Explanation
The (way of the) world subsists by contact with the good; if not, it would bury itself in the earth and perish.

Tamil Transliteration
Panputaiyaarp Pattuntu Ulakam Adhuindrel
Manpukku Maaivadhu Man.