1. The new common language will be more simple and regular than the existing European languages.
2. Their separate existence is a myth. For science, music, sport, etc, Europe uses the same vocabulary.
3. The languages only differ in their grammar, their pronunciation and their most common words.
4. Their separate existence is a myth. For science, music, sport, etc, Europe uses the same vocabulary.
5. The European languages are members of the same family.