The divorce has not happened as yet right? You need to calm down. We all go through times when it appears that our patners are completely incompatible and vice versa and divorce or seperation is the only way out. Often things change in the morning once the new day arrives. So first calm down and talk to someone who can understand what has happened and can advise you accordingly.

These things also happen after couples have children as the whole scenario changes. What has happened in your case?