在JavaFX FXML中显示文本消息的好方法是什么？

I have been trying all day to create a JavaFX UI that will let me display short messages the way they do on a texting client. I feel like the way to go would be with a GridPane, but I can't figure out how to set each box of the GridPane. Can someone please explain that or if you have a better solution I'd be glad to hear it.I have been trying all day to create a JavaFX U