回首往事时，才发觉那些时刻有多重要。

回首往事时，才发觉那些时刻有多重要。 回首往事时，才发觉那些时刻有多重要。 回首往事时，才发觉那些时刻有多重要。

A lot of the time, you don't register the important moments in your life as they happen. You only see that they were important when you look back.

回首往事时，才发觉那些时刻有多重要。