David Stephens

Personal portfolio and knowledge management platform.

Portfolio Management
Track investments and analyze performance
Knowledge Library
521 books and highlights
Quotes Collection
73 curated quotes
Featured Quote

"Goodhart's law states that once a certain indicator of success is made a target of a social or economic policy, it will lose the information content that would qualify it to play such a role."

Charles Goodhart , 1975
Featured Highlight

"Belief perseverance shows up in everyday life with gossip. Gossip is nothing new of course. It is among the earliest human foibles documented in writing, in the Old Testament and other ancient source…"

The Organized Mind by
This is a private platform for authorized users only.