Verse 32

यस्मिन्देशमरौ तज्ज्ञो नास्ति सज्जनपादपः ।सफलः शीतलच्छायो न तत्र निवसेद्बुधः

In plain words

In whatever desert land there is no tree of the good — one who knows That, fruitful, of cool shade — there the wise man should not dwell.