Biggest problem in marriage

To have made this decision without actually meeting, knowing each other, without looking at their main features, not whether they fit or not, but by looking at a lot of unnecessary, what the hell would say features,

As soon as we say let's get married, the fact that big and big families get married before you and get involved in every event,

If any of the couples reflect on the issues that are problems in marriage or not, but have potential, to people out of wedlock,

conversion of one of the spouses after marriage. If both transform, it would not be a problem, but when one of them transforms, there is a problem.