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.
(..) - You didn't have to come after me again. - Yes, I did, because I love you. You're the best decision I ever made, I just forgot. And then I fell off a bridge and things got pretty weird after that. But I'm never going to forget again. Look, I know that I've been in a bad mood for the last... (..)2009 17 Again
(..) I'm just going to ask you out, okay? Like a grownup. Just two friends having dinner. Then if it turns into anything else, we'll cross that bridge when we come to it. No. Good night. I'll buy every student a laptop. You would deny the children of laptops? - Miss Masterson, the children. (..)2009 17 Again