Sentence:  There is no justification for systematizing the <WSD>random</WSD> statements of Irenaeus about the image of God beyond this , nor for reading into his imprecise usage the later theological distinction between the image of God ( humanity ) and the similitude of God ( immortality ) . 
Meaning of the word marked with <WSD> tags:  lacking any definite plan or order or purpose; governed by or depending on chance