पृथुशिलासंहतं वा शैलं कारयेत् न त्वेव काष्टमयम् ॥ कZ_०२.३.०८ ॥
pṛthuśilāsaṃhataṃ vā śailaṃ kārayet na tveva kāṣṭamayam
Il doit le faire construire en pierre—soit avec de larges dalles étroitement assemblées, soit en pierre massive ; mais non en bois.
Timber increases vulnerability to fire, decay, and enemy sabotage; stone improves survivability under siege and reduces maintenance risk.