"The diaries of opium-eaters record how, during the brief period of ecstasy, the drugged person's dreams have a temporal scope of ten, thirty, sometimes sixty years or even surpass all limits of man's ability to experience time--dreams, that is, whose imaginary time span vastly exceeds their actual duration and which are characterized by an incredible diminishment of the experience of time, with images thronging past so swiftly that, as one hashish-smoke puts it, the intoxicated user's brain seems to have something removed, like the mainspring from a broken watch."
Time