They hope to 'build a bridge' between the two cultures. [=they hope to help the people in the two cultures understand each other]
I don't know how we'll pay the bills if you quit your job, but 'we'll cross that bridge when we come to it'.
We had our differences in the past, but that's all 'water under the bridge' now.
(..) someone who knows. Why are you so sure I'm of noble birth? Because it's obvious. What if I told you my father sold lace on the long bridge and my mother, my brother, and I lived with him above our shop? I'd call you a liar. Not very noble to accuse a lady of dishonesty. (..)2012 TvShow: Game of Thrones Title: The Old Gods and the New Season: 2 Episode 6