Originally Posted by Bostonian
Originally Posted by binip
Almost all Japanese people born in Japan speak Japanese, because that's what their brains get as input. It's not biological, but for thousands of years, people thought it was, because you didn't have such mass inter-lingual migrations.
Culture is shaped by biology. East Asians have a relative strength in spatial ability, which may explain their use of pictographic writing.

And if I remember correctly - haven't looked at it for over 25 years - culture can at least impact cognitition itself as shown by Luria's work in Central Asia.

Become what you are