The most significant moment in the course of intellectual development, which gives birth to the purely human forms of practical and abstract intelligence, occurs when speech and practical activity, two previously completely independent lines of development, converge. — Lev Vygotsky

Tags: #Moment, #Speech, #Birth, #LevVygotsky, #Russian, #Psychologist

Mini who’s who:

Lev Vygotsky : Russian Psychologist
Born:  November 19, 1896
Died:  June 11, 1934