The Importance of Focus

The superfluous can be unnecessarily distracting from that which is both essential and adequate.

Warren Buffett on Focus

"One word that accounted for Bill Gates' and my success: Focus"
Warren Buffett, CNBC (2016).

Definition of Focus

"When you think about focusing, you think focusing is about saying yes. No. Focusing is about saying No."
Steve Jobs, Apple Worldwide Developers Conference (1997).

Jony Ive on Steve Jobs

Jonathan Paul "Jony" Ive — Chief Design Officer of Apple — explains how focus to Steve Jobs meant not just saying no to unimportant things, but sometimes even to a few important ones.

Focus vs Diversification

Warren Buffett has also spoken extensively in the past about how excessive diversification in one's investments can be counterproductive. Serenity too does a complete 17-rule Benjamin Graham analysis and nothing more.

This is based on the same kind of conviction in Graham's framework that Buffett, Seth Klarman and Irving Kahn have expressed.

Graham Resources