[ Ссылка ]
Are you looking for ways you can train your brain for better focus? Find out what Daniel Goleman, PhD recommends for strengthening what he calls our "concentration muscle."
![](https://i.ytimg.com/vi/53ve0jQczr0/mqdefault.jpg)
[ Ссылка ]
Are you looking for ways you can train your brain for better focus? Find out what Daniel Goleman, PhD recommends for strengthening what he calls our "concentration muscle."