In spite of his intended silence, Sir Thomas found himself once more obliged to mention the subject to his niece, to prepare her briefly for its being imparted to her aunts; a measure which he would still have avoided, if possible, but which became necessary from the totally opposite feelings of Mr. Crawford as to any secrecy of proceeding. 
In spite of his intended silence, Sir Thomas found himself once more obliged to mention the subject to his niece, to prepare her for its being imparted to her aunts; a measure which he would have avoided, if possible, but which became necessary from Mr. Crawford's opposition to any secrecy. 