Brain power improves by brain use, just as our bodily strength grows with exercise. And there is no doubt that a large proportion of the female population, from school days to late middle age, now have very complicated lives indeed.
It would no doubt be very sentimental to argue - but I would argue it nevertheless - that the peculiar combination of joy and sadness in bell music - both of clock chimes, and of change-ringing - is very typical of England. It is of a piece with the irony in which English people habitually address one another.
There is no doubt that, since 1977 and the launch of Apple II - the first computer it produced for the mass market - many things which used to be done on paper, or on the telephone, have been done easier and faster on a screen.
There is no doubt that counterterrorism takes time because it is not action against a regular army.
There is no doubt that in the last years of the UPA's rule, a certain lethargy had set into the way the central government went about its business.
When I was in high school, there's no doubt I was trying to swing like Tiger Woods when he first came on tour.
Someday, I have no doubt, the dead from today's wars will be seen with a similar sense of sorrow at needless loss and folly as those millions of men who lie in the cemeteries of France and Belgium - and tens of millions of Americans will feel a similar revulsion for the politicians and generals who were so spendthrift with others' lives.
'Step Brothers 2' would have been fun, there's no doubt about it. Maybe someday. Does that idea age? I don't know. It all depends on how the movie ages.
I'll tell you one thing... no doubt about it, my favorite kind of comedy is talking head comedy. I mean, if it were up to me, I'd do a whole entire movie that was just around a dinner table.
Everyone knows what a good player Ruben Neves is and I have no doubt he could play for massive clubs like Manchester United, Barcelona or Real Madrid one day.