Full Idea
Don't assume that wisdom is the automatic consequence of old age.
Clarification
'Wisdom' is the Greek word 'sophia'
Gist of Idea
Don't assume that wisdom is the automatic consequence of old age
Source
Plato (Laches [c.381 BCE], 188b)
Book Reference
Plato: 'Early Socratic Dialogues', ed/tr. Saunders,Trevor J [Penguin 1987], p.96
A Reaction
I have taught teenagers who seemed to me wiser than nearly all the adults I have ever met.