Something I've realized lately to my shock is that I am an optimist in that I think humans are almost infinitely capable of self-change and self-modification and that we really can build the future that we want if we're smart about it.
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.