Curious by nature, statistician by profession. Thrives on culture, music, photography and technology.
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The answer to this question determines whether I keep going or succumb to the doubt. Doubt appears when we are uncertain and let our head tell us lies which we begin to believe.
On the flip side shallow work like updating your FB status or uploading pictures to Instagram require far less of your attention, but they cost you more of it. (expensive)
Deep work, reading, writing and other meaningful activities require more of your attention units, but cost you less. (inexpensive)