Answer: Ivan Ilych wanted to put him in the School of Law, but to spite him Praskovya Fedorovna entered him at the High School.
Explanation: In this excerpt from Leon Tolstoy's "The Death of Ivan Ilych", the sentence that suggests that Ivan Ilych and his wife couldn't even agree on how to raise their children is the one mentioned in the answer. When Ivan Ilych and his wife start having problems, he spends most of his time at work. But they cannot even agree on how to raise their children. To spite him, his wife enters their son at the High School, because she knew he wanted the child to attend the School of Law. Their son is a subject of dissension.