Sertum Laetitiae §10

¹⁰ Moreover, in order to render more fitting thanks to God for the inestimable gift of the true Faith, your countrymen, eager for arduous enterprise, are supplying to the ranks of the missionaries numerous recruits whose capacity for toil, whose indomitable patience and whose energy in noble initiative for the Kingdom of Christ, have gained merits which earth admires and which Heaven will crown with due reward.