By the end of the week, we will know what the Heads of State and Government think of Europe's current crisis (which isn't the first, and won't be the last) and the initiatives to be taken. But the European Council won't go beyond a "joint declaration" and a few general or procedural guidelines. Opinions on continuing the ratification processes, the option of pre-empting a few elements of the constitutional treaty, and others, are so far apart that one idea taking shape is to precede any...