Early oral language skills and self-regulation show very strong relationships with children‘s later outcomes …

„Early oral language skills and self-regulation show very strong relationships with children‘s later outcomes, especially in relation to educational attainment and later socio-economic status. Social-emotional skills also show consistent relationships with later outcomes, including academic success.“
Rowena Phair, MA, International Early Learning and Child Well-being Study. Assessment Framework (2021), S. 30.