On the surface, presumably these lines mean that Sotillo is likely to find the treasure (and Decoud) while Nostromo is away on the mission to Cayta. But following the alternate meaning of "treasure," they also mean that the People's integrity will probably be lost under socialism, since they must remain silent about their new ambition, and since, indeed, they are out to reunite society despite being awakened to the cynical knowledge that there is "no one to trust."