प्रतिग्रहग्रहणविश्वस्तस्य हि परश्छिद्रेषु निरपेक्षः प्रहरति ॥ कZ_०७.१७.१४ ॥
pratigraha-grahaṇa-viśvastasya hi paraś chidreṣu nirapekṣaḥ praharati
Denn wer, weil er ein Gegengepfand angenommen hat, selbstzufrieden vertrauensselig geworden ist, den trifft der Feind ohne Zögern an seinen Schwachstellen.
Never let formal safeguards substitute for continuous vigilance; adversaries search for ‘chidra’ (gaps) and will exploit them when you relax.