Really touching! Be sincere!
If you really can't do it, you can save the country by curve, run to the people around him, find the person he cares about or likes most, and let that person put in a good word for you.
Anyway, if you don't take it from him, start from him. These are two tips.
Never use bad methods, it may be self-defeating and counterproductive. ...
It's not that easy to open a person's heart, it depends on how sincere you are ... if you can't do it in one year, it will be two years, or even ten or twenty years ... if you have that kind of perseverance and sincerity, you can definitely ~!
Good luck! Come on ~