When Individual Soul considers himself different from what he truly is, it is only then that lie fails to know the Supreme Soul and himself and Nature with which he is united.
केवलं पञ्चविंशं च चतुर्विंशं न पश्यति। बुध्यमानो यदाऽऽत्मानमन्योऽहमिति मन्यते॥