How to teach Dhamma to judges and civil workers?

I was assigned by the Civil Court Chief Official to teach Dhamma to judges and civil workers once a month starting in January. 2005 (B.E. 2548), and that troubled me because judges usually live in their own world. Everyone would like to dig deep into their thoughts and psyche. I would like to ask for Luang Phaw for suggestions how to teach Dhamma to this group of people.

To Stop at the Seventh Base of the Mind

Luang Pu Wat Paknam devoted himself to meditation all his life. From the time he ordained as amonk until his last day on earth,