(You want to know when you've really crossed the line? When people a bit older than you are all telling each other "no, really, it just gets better from here." ;) )
As a random mathematical side note...this year my dad and I will form two legs on a Pythagorean triple: 36, 64, [100]. Plus I get to sing Beatles at him. :)
speaking from the exalted perspective of someone who was old 5 years ago...
(You want to know when you've really crossed the line? When people a bit older than you are all telling each other "no, really, it just gets better from here." ;) )
As a random mathematical side note...this year my dad and I will form two legs on a Pythagorean triple: 36, 64, [100]. Plus I get to sing Beatles at him. :)