That's just not true. I will never be an Alan Turing or a John von Neumann, and I dare say neither will you, dear reader. The reason isn't that we're just too lazy.
See also the legend (myth?) of Antonio Salieri's jealousy of Mozart's natural talent:
When confronted with the limitations of his own mediocre talent, Antonio Salieri, Mozart's nemesis, believes God has cheated him, while a vulgar, undeserving brat seems to possess divinely inspired musical gifts.
(Taken from https://www.oakpark.com/News/Articles/2-17-2009/Mozart-vs.-S... )