This is because nothing is forgotten before His throne of glory. Needless to say, there is no forgetfulness before God, since forgetfulness is a contingency of the physical body. What is meant here is that the governmental order is made in such a way that when judging a given deed, the entire past is examined and taken into account.
Part 2: And at the end of the entire cycle... The gain that comes from the way everything leaves its mark above is because all that happens is part of the cycle of the wheel that continues turning until the end in order to show the subsequent perfection through the very power of the deficiencies that existed in the past. If so, everything must be revealed as one in order for the perfection to rectify everything, and then this truth will be understood properly.