Francis Galton, the 19th century British polymath spent decades amassing biographical information on the lives of eminent judges, politicians, poets, musicians and wrestlers. Although Galton hoped to identify the hereditary origins of genius – he wanted to lend support to his cousin Charles Darwin’s new theory of evolution – he eventually concluded that innate intelligence was not sufficient for high-achievement. Rather, these successful men needed to also be blessed with “zeal and with capacity for hard labour.”
(Recent brain studies indicate) these diligent souls seem to get a bit more pleasure from the possibility of reward, but they also seem less sensitive to their inner complainer, that disruptive voice reminding them that minesweeper is more fun than editing, or that the ballgame on television is much more entertaining than their homework. At any given moment, there is a tug of war unfolding in our head, determining whether or not we’re willing to put in the effort.
Jonah Lehrer