fail to see the wood for the trees
這是加強語氣的修飾方式 Never fail to = always 他『從來沒有忘記』帶給我驚喜 = 他『總是』帶給我驚喜 加強語氣有時可以美化句子， 但有時會使文章不夠簡潔有力. 例如 at this point in time 其實就是 now 修辭學上有更深入的研究.
... melting, so that we could a few years will no longer fail to see the polar bears, and the Earth Some of the islands...
... as a whole. 這句就是單純敘述本文的意思. 至於: One fails to see the truth of the matter, just because one is involved in it. 倒是可以...