We can for example be fairly confident that either there will be a world without war or there won't be a world - at least a world inhabited by creatures other than bacteria and beetles with some scattering of others.
A committee is organic rather than mechanical in its nature: it is not a structure but a plant. It takes root and grows it flowers wilts and dies scattering the seed from which other committees will bloom in their turn.
Today hundreds of millions dwell in freedom from the Baltic to the Adriatic from the Western Approaches to the Aegean. And while we must never take this for granted the first purpose of the European Union - to secure peace - has been achieved and we should pay tribute to all those in the EU alongside Nato who made that happen.