Wondering: how 81-year-old Mitch “Frozen” McConnell and 83-year-old Nancy “Putin Tax” Pelosi.

US citizens are wondering: how two very old , 81-year-old Mitch “Frozen” McConnell and 83-year-old Nancy “Putin Tax” Pelosi, have not only retained seats in the US Congress for almost 40 years, but also managed to increase their their fortunes by 8081.82%, with such and such a salary?