But boys have to try to take an interest in their sisters' secrets, however silly.

This is part of being a good brother.
Alice led us across the field where the sheep once fell into the brook, and across the brook by the plank.

At the other end of the next field there was a sort of wooden house on wheels, that the shepherd sleeps in at the time of year when lambs are being born, so that he can see that they are not stolen by gipsies before the owners have counted them.
To this hut Alice now led her kind brothers and Daisy's kind brother.
'Dora is inside,' she said, 'with the Secret.

We were afraid to have it in the house in case it made a noise.' The next moment the Secret was a secret no longer, for we all beheld Dora, sitting on a sack on the floor of the hut, with the Secret in her lap.
It was the High-born Babe! Oswald was so overcome that he sat down suddenly, just like Betsy Trotwood did in David Copperfield, which just shows what a true author Dickens is.
'You've done it this time,' he said.

'I suppose you know you're a baby-stealer ?' 'I'm not,' Dora said.