I can only speak for myself, but you quoted me when making accusations of envy, and that is absolutely untrue. If you can point me to anything I have said that even suggests I am envious, I'd love to see it.
There are various options for getting more tax from the wealthy. A higher band for income tax and on interest of more than £50k in a year? I'm not good with putting figures in this sort of post, as I'm no tax expert or economist, but that sort of thing would be one way? Or a higher level of VAT on high value items? Yachts? Cars over £100k, or something? With import duty if they are bought abroad. Honestly, it's for people with far more idea about that side of things to work out, not me 