Lucky fools do not bear the slightest suspicion that they may be lucky fools - by definition, they do not… — Nassim Nicholas Taleb
Lucky fools do not bear the slightest suspicion that they may be lucky fools - by definition, they do not know that they belong to such a category.
Source: Wikiquote · CC BY-SA 4.0
More from this book
[B]ecoming more rational, or not feeling the emotions of social slights, is not part of the human race... not with our current biology. There is no solace to be found from reasoning...
A mistake is not something to be determined after the fact, but in the light of the information until that point.
Many scientists... are... subject to such foolishness... One flagrant example is... global warming... These scientists initially ignored the fact that these [high temperature] spikes, although rare, had the effect of adding disproportionately to the cumulative melting of the ice caps. ...[A]n event, although rare, that brings large consequences cannot be ignored.

