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

"Never attribute to malice that which is adequately explained by stupidity. (Hanlon's Razor)"

Robert Hanlon , 1955
Featured Highlight

"According to the scarcity principle, people assign more value to opportunities when they are less available. The use of this principle for profit can be seen in such compliance techniques as the “lim…"

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