At some point you will have to say the words, and ask her to marry you, but that can be done many ways. The important part is that it’s from the heart. You may plan a speech or maybe it will be a simple eloquent question. Choose what will suit you best. Practice what you will say and how you will say it. It’s still common to get down on one knee or at least be at her level perhaps by sitting together, and look her in the eyes. Then ask her one of the greatest questions you will ever ask of anyone.