मन्त्रभेदो हि दूतामात्यस्वामिनामिङ्गिताकाराभ्याम् ॥ कZ_०१.१५.०७ ॥
mantrabhedo hi dūtāmātyasvāminām iṅgitākārābhyām
For the leakage of counsel occurs through the gestures and outward expressions of envoys, ministers, and the ruler.
iṅgita (gestures/indications) and ākāra (outward appearance/demeanor).
Because the leader’s visible reactions can signal intent and plans as much as words do.