“Real wisdom is not the knowledge of everything, but the knowledge of which things in life are necessary, which are less necessary, and which are completely unnecessary to know” – Rousseau

“I can laser focus on all these items being great” – Todd Graves

“Not trying to be all things to all people is so important because if you try to be all things to all people, you’re not anything to anybody.” – Todd Graves

Limit the amount of details to perfect and then make every detail perfect—focus means quality and speed.

When you are focused, you can easily invert and act on them fast (like Steve Jobs).revisit

Also think about what the counterparty is focused on.

As implied in Buffett’s emphasis on essentiality, make something critical—survival over livelihood (inspired by 盛田昭夫)revisit

When you’re focused on few variables and they turn out to be wrong ones: disaster (e.g., Canadian dollar’s dependency on Alberta oil production). Make sure you are focused on the right variables.

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