There is only one kind of fetter in this world, viz., the chain of desire, and no other. One who is freed from the chain of desire acquires the dignity of Brahma.
कामबन्धनमेवैकं नान्यदस्तीह बन्धनम्। कामबन्धनमुक्तो हि ब्रह्मभूयाय