In discussing his opinion that every mathematical problem should have a solution, Hilbert allows for the possibility that the solution could be a proof that the original problem is impossible.
Dǎɣ tamadasht ən tənna iness tas ataraq kul ən maɗin ad ajrəw adabara, Hilbert isay tadabit as adabara adobat oɣəl ən tamətert as ataraqa iknan war tila.