How is the character of Laurie similar in the text to Laurie in the film version of "Charles"?

In both versions, Laurie gets along better at school than at home. In both versions, Laurie retains the qualities of a nursery-school tot.

In both versions, Laurie clashes with his mother but gets along well with his father.

In both versions, Laurie tests the authority of his parents and teacher.