The meaning of this quote is that sometimes we could have very good reasons to be happy but it is difficult to see them, either because we do not know wehave themor because we have not discovered them. As a result, wecan feel a little upset or disappointed- Anotherpossiblemeaning is that we have great and positive strenghts, but we do not appreciate them or we have not realized about them.
I’m not really sure if this is right but i’ll try
My friend Jackie came over to my house, but didn’t tell me she was moving.