He was immersed in his recollection of the past and forgot about my existence.
他沉浸在往事的追忆中，忘记了我的存在。
Though he or she functions within societal boundaries, this individual lives only in the present, and has no recollection of the past.
尽管他或她还生活在这个社会圈子里，但是他们只有生活在现在，对过去一点记忆也没有。
Some will live in the recollection of past events in detail, sad at the time of happy tears when drunk, are valuable and as a result of the pursuit.
将生活中点滴的往事细细回味，伤心时的泪开心时的醉，都是因追求而可贵。
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