If there is dissatisfaction with the status quo good. If there is ferment so much the better. If there is restlessness I am pleased. Then let there be ideas and hard thought and hard work. If man feels small let man make himself bigger.
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.