Those that collect honey, having received what they seek, do not (at all) mark that they are about to fall (down from the tree). Ascending dangerous heights and being deeply engaged in what they seek, they fall down and perish.
मधु वै माध्विको लब्ध्वा प्रपातं नैव बुध्यते। आरुह्य तं मज्जति वा पतनं चाधिगच्छति॥