A reptile will swallow another

The expression “One reptile will devour the other” is Ivan’s angry image for the rivalry between his father and Dmitri. More than a description of their conflict, it exposes Ivan’s own hostile way of seeing his brother and makes the prospect of peace appear precarious.

The Image and Its Immediate Context

Ivan had used the phrase the day before, speaking in anger about his father and Dmitri. Its stark predator-and-prey logic reduces their rivalry to a struggle in which one must consume the other: the conflict appears not as a misunderstanding readily settled, but as a destructive contest.

Ivan’s Judgment of Dmitri

The narrator draws out the implication of Ivan’s words: Ivan looked upon Dmitri as a reptile, and may have done so for a long time. The phrase therefore reaches beyond the quarrel between father and son. It suggests that Ivan’s view of Dmitri is itself shaped by an entrenched hostility, even if the source and duration of that hostility remain uncertain.

The Question of Peace

The narrator wonders whether Ivan’s attitude dates from the time he knew Katerina Ivanovna. No answer is given. Instead, the phrase’s significance lies partly in having escaped Ivan unawares: its involuntary quality makes it seem like evidence of a feeling he has not openly acknowledged. The passage ends by turning that possible feeling into a question about the brothers’ future: if Ivan truly sees Dmitri this way, what chance is there of peace?