Possible Clues:

• Unwillingness
• Unwillingness to trace uncle at sea
• Second thoughts
• Showing unwillingness, enact cruel change
• Cleaner meandering outside university court showing disinclination for work?
• Disinclination makes uncle react badly
• Lecture can ramble -- there's a lack of enthusiasm
• Dealt with lecture covering ANC with second thoughts
• Hesitation to disseminate lecture about African organisation
• Lecture can produce averse reaction