4 years: My daddy can do anything.

 7 years: My dad knows a lot, a whole lot.

 8 years: My father doesn't quite know everything.

12 years: Oh well, naturally Father doesn't know everything.

14 years: Father? Hopelessly old-fashioned.

21 years: Oh, that man is out-of-date. What did you expect?

25 years: He knows a little bit about it but not much.

30 years: Must find out what Dad thinks about it.

35 years: A little patience, let's get Dad's meaning first.

40 years: What would Dad have thought about it?

50 years: My Dad knew literally everything.

60 years: I wish I could talk it over with Dad once more.