Kural - 600

Firmness of soul in man is real excellance;
Others are trees, their human form a mere pretence

Explanation
Energy is mental wealth; those men who are destitute of it are only trees in the form of men.

Tamil Transliteration
Uramoruvarku Ulla Verukkaiaq Thillaar
Marammakka Laadhale Veru.