स्वशिखास्पन्दशक्त्यैव दीपः सौम्यो यथोन्नतम् ।एति तद्वदसावात्मा तत्स्वे वपुषि वल्गति
In plain words
Just as a calm lamp, by the very power of the flickering of its own flame-tip, rises upward, so, in that same way, this Self leaps within that body which is its own.