अग्निरवहितो हि तस्मिन्वसति ॥ कZ_०२.३.०९ ॥
agnir avahito hi tasmin vasati
Kerana api sentiasa mengintai di situ (iaitu bahaya yang berterusan dan terpendam dalam binaan sedemikian).
Design must assume worst-case hazards and build prevention into infrastructure—especially where enemy action can exploit predictable vulnerabilities.