what is the meaning of this phrase?

The matter must be hushed up at any cost and as for you and me it must appear as everything between us is just as before but naturally, only in the eyes of the world you will still remain in my house that is a matter of course but I shall not allow you to bring up the children I dare not trust them to you from this moment happiness is not the question that all concerns us is not to save the remains the fragments the apperance

-a doll's house by Henrick ibsen