Chapter 3: On the Job: Cellular Specialties. Liver cells look almost nothing like nerve cells. Muscle cells bear little physical resemblance to white blood cells. Yet every cell (with just a few exceptions) is encased in a membrane, contains a nucleus full of genes, and has ribosomes, mitochondria, ER, and Golgi.
Altruist follows the Prudent Investor Rule. The Prudent Investor Rule is a legal doctrine which provides guidance to investment managers regarding the standards for managing an investment portfolio in a legally satisfactory manner. Basically, prudent investing amounts to a process which one follows.
The Prudent Man Rule is based on common law stemming from the 1830 Massachusetts court formulation , Harvard College v. Amory The prudent man rule directs trustees  to observe how men of prudence , discretion and intelligence manage their own affairs , not in regard to speculation , but in regard to the permanent disposition of their funds , ...