Don't tell anyone, but I want to give a birthday gift to my wife.
What kind of birthday gift do you want to give her?
I don't see a reason to tell you this.
Since you are married and have a close relationship with your spouse, it is expected that you give your spouse a present on her birthday. If you don't give your spouse a gift, they will think that you do not care about them and your relationship will suffer. By giving your spouse a thoughtful birthday gift, you can show her that you love and care about her and make her feel appreciated.
That's why I'm going to give her a gift. Plus making love to her is heaven!
You guys sound really happy! That brings a tear to my eye. I miss my wife so much; she passed away a few years ago.