no matter what people are doing, they're mind-wandering at least 30 percent of the time, which suggests, I think, that mind-wandering isn't just frequent, it's ubiquitous.
Indiferent ce face lumea, mintea hoinărește cel puțin 30% din timp, ceea ce sugerează, că rătăcirea minții nu e doar frecventă, ci universală.