प्रायशश्चाचार्याः परव्यसने यातव्यमित्युपदिशन्ति ॥ कZ_०९.१.४२ ॥
prāyaśaścācāryāḥ paravyasane yātavyam ity upadiśanti
Em geral, os mestres aconselham: «deve-se marchar quando o inimigo está em aflição (vyasana)».
Exploit adversary vulnerability: initiate operations when the opponent is distracted, weakened, or administratively stressed.