Translate the following English sentence to French:
"We cried on each other' s shoulders for such a long time, but during this time the seeds of what we had sown with such sacrifice in the early days of Europe were preparing to bear fruit."
Nous avons longtemps pleuré sur notre sort tandis que mûrissaient les graines que nous avions semées, à coup de sacrifices, aux racines de l'Europe.