Thirukkural 400

கேடில் விழுச்செல்வம் கல்வி யொருவற்கு மாடல்ல மற்றை யவை.

Kēḍil viḻuch-chelvam kalvi yoruvṛkku māḍalla maṛṛai yavai.

Learning is the only wealth that will not perish in ruin; all other possessions are as nothing beside it.