public void ShowMenu()
{
_headerMessage = new Header("R pour quitter", Anchor.AutoCenter);
UserInterface.Active.AddEntity(_headerMessage);
NPCPanel = new Panel(size: new Vector2(1200, 200), skin: PanelSkin.Golden, anchor: Anchor.AutoCenter, offset: new Vector2(10, 10));
UserInterface.Active.AddEntity(NPCPanel);
NPCPanel.AddChild(new Header("Le chroniqueur", Anchor.TopLeft));
NPCPanel.AddChild(new HorizontalLine());
Sentence = Lib.ChooseSentenceForChronicler();
Paragraph paragraph = new Paragraph(Sentence);
NPCPanel.AddChild(paragraph);
}