He is teaching a kind of, we will find out, a kind of hard-headed realism Polemarchus that expresses disgust at Polemarchus' talk about loyalty and friendship and the like.
Applicants had to be proven seamen, hard-working and level-headed, with a spotless criminal record (Houston uses private investigators to check up on that).
Bridging the gap between creativity and hard-headed business strategy is a process that, when perfected, can yield results that both inspire emotions and bloat bank accounts.