You have to have as many defences in place as you possibly can. But even then of course - and it's important to stress this - you cannot guarantee being able to prevent every attack or every kind of attack.
William HagueThe EU should be concentrated on adapting to globalisation and global competitiveness, not building more powerful centralised institutions in Brussels.
William HagueThe appalling crackdown that we witnessed in Hama and other Syrian cities on 30 and 31 July only erode the regime's legitimacy and increase resentment. In the absence of an end to the senseless violence and a genuine process of political reform, we will continue to pursue further EU sanctions.
William Hague