How do we know were not people in a movie she asked.I looked at her not knowing how to reply.Mama ... how do we know that things are realGreat. Now we have a junior existentialist in the house.Well we dont know. We just have to hope that what we think is real is real.But how do we know she asked insistently.Ah a scientist who wants empirical evidence.We dont know. We just have to hope.Mama how do we know things arent a dream You know how sometimes life feels like a dream Do you ever feel that wayYes sweetie I feel that way all the time.