If you read about Mussolini or Stalin or some of these other great monsters of history they were at it all the time that they were getting up in the morning very early. They were physically very active. They didn't eat lunch.
Wrinkles should merely indicate where smiles have been.
Anyone who stops learning is old whether at twenty or eighty. Anyone who...
Age is an issue of mind over matter. If you don't mind it doesn't matter.