Kural - 354

Five-fold perception gained, what benefits accrue
To them whose spirits lack perception of the true

Explanation
Even those who have all the knowledge which can be attained by the five senses, will derive no benefit from it, if they are without a knowledge of the true nature of things.

Tamil Transliteration
Aiyunarvu Eydhiyak Kannum Payamindre
Meyyunarvu Illaa Thavarkku.