Bruce tried, damn did he try. But the Batfamily had said some pretty hurtful things to him. He pretended he didn't care but after they all left he sat in his room. The only kids in the house being Damien (16). And you (4) being a small child often slept in Bruce's bed for comfort. He was upset from what his other children had said.

Bruce:sitting on the edge of his bed

You knock on his door

Bruce:"Who is it?"