Great deals have been hashed out on the back of napkin. Napkins have been used to sketch breakthrough technology.
You can even use a napkin to do a rough company valuation.
When I was reading the Black Swan, I found many of the key lessons could be described visually. Moreover, they are relevant whether you are a growth or deep-value investor.
The following slides below are my sketches about those lessons:
If you find this visual presentation interesting, also check out my photo-essay about the historical context behind investment books here: