I think she's telling her to compromise a bit. It's good to have standards but there are limitations as well."Clinging to ideals is not something an adult should do."
.......................................wat?. How the hell do you ever make a positive change to the world then? Do you accept a never-ending status quo?
In that case she should have worded it differently, because here she sounds like people saying "dreams are for babies"I think she's telling her to compromise a bit. It's good to have standards but there are limitations as well.