it boggles the mind that(It boggles the mind that our state-rund insurance corporation would spend our tax dollars to tell me that I am not going to get a refund. ART Vancouver)
one can't wrap one's head around(I can't wrap my head around the fact that I got fired. – У меня в голове не укладывается, что меня могли уволить.Рина Грант)
one can't wrap one's head around(I can't wrap my head around the fact that I got fired. – У меня в голове не укладывается, что меня могли уволить.Рина Грант)
be mind-boggled(I'm just completely mind-boggled that people can text as they drive. – У меня не укладывается в голове, как можно одновременно текстовать и управлять автомобилем.ART Vancouver)
one can't get one's head around(не во всех контекстах; вариант требует изменения конструкции: It's hard to get your head round figures this big. • I just can't get my head around it!m_rakova)
not compute(something does not compute ► used to say that something does not having any meaning, or does not seem possible or correct: "It can't be done, it doesn't compute. "The situation was bothering me because something about it just didn't compute. CBED Alexander Demidov)
wrap one's head around something(e.g. "I can't wrap my head around the fact that I got fired" – "У меня в голове не укладывается, что меня могли уволить!" Рина Грант)
