Dr. Suzuki saw that all children learn their own language very quickly . Even dialects which adults thought were hard to learn are spoken with ease by 5 or 6 year old children . As a skilled violinist but a beginner at the German language who struggled to learn it , Suzuki noticed that all children pick up their native language quickly , and even dialects which adults consider `` difficult '' to learn are spoken with ease by people of 5 or 6 years .