The difference between the gnat and the Udumvara, or that between the fish and water, illustrates the difference between the Individual Soul and the Supreme Soul.
मशकोदुम्बरे यद्वदन्यत्वं तद्वदेतयोः। मत्स्योदके यथा तद्वदन्यत्वमुपलभ्यते॥