d. robinson, a c.o. here? >> yes, a c.o. >> i notice from the uniform. i'm nervous, too.? >> i've been here 22 years now. >> 22 years, in san quentin? >> in san quentin. all my time here in san quentin. >> if you've been here 22 years, it's almost like you are doing time in san quentin. >> yeah. you're going to see chaos. it's loud, you'll see a lot of violence. you'll see things you're not necessarily going to see on the streets. when you're in here, you have to be prepared, just your mentality, to be able to maintain your sanity. >> is it hard to go home and let this all go? >> you definitely have to have an outlet. it's not easy, but you've got to have an outlet. >> having an outlet seemed like the key for inmates and employees alike, and one prisoner's gotten so good at his outlet on the inside that it has gotten him attention from the outside. get ready to meet america's hottest and most unlikely financial adviser. tell me your name. >> my name is curtis carroll, but everyone calls me wall street. >> yeah, because in prison, there's the government name and there's wh