1) I think it's very important to establish good relations with my friend's parents.
2) Please tell me by/from your experience, is love more important than friendship or the other way round?
3) What's your attitude to the idea to spend the holidays in a language school?
4) I'm sorry I didn't call you, I wasn't aware of the fact that you were expecting me to do it.
5) I know by my own experience that loneliness may lead to depression.
6) I've come here to tell you about my absolute rejection of this project, we'll have to think of something different.
7) Through the recent years my attitude to/(=towards) you hasn't changed, I still feel love and affection for you, my dear friend.
8) At that time jazz was fairly popular with my peers.