Coffee House Ferdinand Mount Is the main purpose of the cabinet secretary to frustrate the PM? 19 March 2017, 12:00am Text settings Text size Small Medium Large Line Spacing Compact Normal Spacious Comments Share Share Ferdinand Mount Is the main purpose of the cabinet secretary to frustrate the PM? Copy link Copied Linkedin Messenger Email Sign up to Britain’s best politics newsletter Evening Blend delivers an in-depth analysis of the day’s political news straight to your inbox, every weeknight. SIGN UP Already a subscriber? Log in ×