Neurological research has shown that 90% of brain growth occurs during the first five years of life, and 85% of the nerve paths develop before starting school (NB: at the age of seven in Finland)."
神經學研究顯示在人生最初的五年間，大腦將會發育 90% ，85% 的神經路徑會於上小學前發育（芬蘭的小學从七歲開始）」。