He was irrationally jealous over his daughters, especially over Kitty, who was his favorite.
Alexey Alexandrovitch was standing face to face with life, with the possibility of his wife’s loving someone other than himself, and this seemed to him very irrational and incomprehensible because it was life itself.
Now, though his conviction that jealousy was a shameful feeling and that one ought to feel confidence, had not broken down, he felt that he was standing face to face with something illogical and irrational, and did not know what was to be done.
A duel is quite irrational, and no one expects it of me.
The proof that her behavior and Agafea Mihalovna’s was not instinctive, animal, irrational, was that apart from the physical treatment, the relief of suffering, both Agafea Mihalovna and Kitty required for the dying man something else more important than the physical treatment, and something which had nothing in common with physical conditions.
"Admitting that a certain quite irrationalridicule falls to the lot of these men, yet I never saw anything but a misfortune in it, and always felt sympathy for it," Alexey Alexandrovitch said to himself, though indeed this was not the fact, and he had never felt sympathy for misfortunes of that kind, but the more frequently he had heard of instances of unfaithful wives betraying their husbands, the more highly he had thought of himself.
Levin could not have believed three months before that he could have gone quietly to sleep in the condition in which he was that day, that leading an aimless, irrational life, living too beyond his means, after drinking to excess (he could not call what happened at the club anything else), forming inappropriately friendly relations with a man with whom his wife had once been in love, and a still more inappropriate call upon a woman who could only be called a lost woman, after being…
But loving one’s neighbor reason could never discover, because it’s irrational."
There are no more uses of "irrational" in the book.
Show samples from other sources
Irrational thoughts started swimming through his mind—he wanted to jump up and attack, beat him like he’d beaten Gaily after escaping the Maze.
James Dashner -- The Scorch Trials
He’d held his temper—he hadn’t done anything too impulsive or irrational.