Possible Clues:

• Buddhist monk, e.g
• Abstinent church admitted to wine consumption at first
• Far from self-indulgent
• Austere name, Conservative, blue, not entirely upstanding
• A cynic with no source of pride practising self-denial
• Doctor cites case of agoraphobic recluse
• Solitary article thus securing DI's rise
• Austere figure from church stopping wine clubs
• Mahatma Gandhi, for one
• Austere figure in a southern church with nervous habit