1) No, it isn't important
2) All people choose self age to get married
3) It isn't obstacle if people really love each other
4) Somewhere 1, somewhere 2, it's depend on people choose
5) It happens because people don't get along
6) No, it will lead to worse ambience
7)
8) Yes, it is. It can less redice chance to get divorce
9) Normal attitude, mutual help
10) А lot of disagreement