Authors:

God alone is satisfied with what He is and can proclaim: "I am what I am." Unlike God, man strives with all his might to be what he is not. He incessantly proclaims: "I am what I am not.

Eric Hoffer (1996). “The Passionate State of Mind”
God alone is satisfied with what He is and can proclaim: I am what I am. Unlike God, man strives with all his might to be what he is not. He incessantly proclaims: I am what I am not.