The untaught deaf child who is made to articulate does not know what the goal is, and his lessons in speech are for a long time tedious and meaningless.
Skill in modern laboratory work is as far out of the reach of the untaught as performance on a musical instrument.
The acquiring of speech by untaught deaf children is always slow and often painful.
The animism common alike to the untaught Huns and to their Hindu conquerors, but condemned in early Buddhism, was allowed to revive.
We may fairly say that natural and untaught people had more of the just intuition that was needed than learned folk trained in the schools.