Alfred Nobel (1833-1896), the inventor of dynamite, was a chemist, engineer, businessman and, most memorably, philanthropist; he was also a scholar, fluent in Russian, French, English and German. Above all, he loved poetry.
I’m not going to deter anybody from getting invested to fund their retirement, but I will try to steer you away from using rules of thumb that are likely to be contrary to your ultimate goal of living your best possible retirement.
“Officials in at least four countries have privately discussed ways they can manipulate Jared Kushner, the president's son-in-law and senior adviser, by taking advantage of his complex business arrangements, financial difficulties and lack of foreign policy experience."
--- The Washington Post