Looking back at this, I'm in awe, because all I did was to help her realize that she wasn't alone.

回过头来看，我不由惊叹，因为我所做的一切只是让她意识到她并不孤单。

youdao

Looking back, I realize what Mum went through sending us kids to school.

现在回想起来，我意识到母亲送我们去上学有多么不简单。

youdao

Looking back to the palace, I realize that it is so glorious in the sun. But now, I am not belonging to it and all of the happiness there does not belong to me either.

回首望去，我第一次发现那夕阳下的宫殿竟那么美，可是现在，我已不属于那座宫殿，那里的一切快乐与幸福也不再属于我了。

youdao

But looking back, I realize most of my biggest setbacks were really catalysts for breakthroughs, both professional and personal.

FORBES: How To Turn Setbacks Into Business Breakthroughs

Looking back, I realize how much that informed what I do.

WSJ: All The Pretty Houses

Three years although, looking back through my notes, I realize that some characters and events are much, much older.

NEWYORKER: T��a Obreht