I wouldn't wait till it happens again! The next time might be the major one. I agree with several other posters here, that a difficulty in speaking that comes and goes in a matter of seconds or minutes is far more likely to be an early stroke warning than any other form of dementia or neurological disease. If you describe what has already happened on more than one occasion your doctor could put him straight onto medication that could stop it ever becoming serious.
The Republic of Ireland and their tensions with migrants.
Misaligned holes in flat pack garden furniture