Translate the following English sentence to French:
"The European edifice will not be built simply by the addition of those who make it up; it will be the result of a concordance of views about its destiny and the ways to achieve it, or it will not be built at all."
La construction européenne n' existera pas par la simple addition de ceux qui la composent : elle sera le résultat d' une concordance de vues quant à son destin et aux manières d' y parvenir, ou ne sera pas.