David Stephens

Personal portfolio and knowledge management platform.

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

"It always takes longer than you expect, even when you take into account Hofstadter's Law (Hofstadter's Law)."

Douglas Hofstadter , 1979
Featured Highlight

"“The principles and math were on our side, and I realized early on that this was a company where you can carry the day when you have the principles and math on your side, and you are patient and tena…"

The Everything Store: Jeff Bezos and the Age of Amazon by
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