It's quite possible for someone to be temporarily unable to work, but that's just the right time to remember what's been achieved in the past and consider that later on, once the difficulty has been removed, he will certainly work with all the more diligence and concentration.
Batek izan dezake momentuko erorraldia; baina, hain zuzen ere, orduantxe oroitu behar dute buruzagiek zeinen premiazkoa izan den bat, eta, momentuko oztopoa gainditu ostean, lehen halako bi saiatuko dela lanean pentsatu.