Gold has it’s uses like others said before, therefore there is a value in that.

Gold has a symbolic value due to it’s rarity like diamonds etc.

Also gold has a monetary value just like money or stocks etc. because it was used for exchange of wares. This one is simply through the belief of humans that these things have inherent value.

You can start by turning gay yourself just to try out how hard turning your sexual orientation is. With this experience you can shurely relate how hard it is for her and start a meaningful connection with her.