It is in studying as in eating; he who does it gets the benefits and not he who sees it being done.<br/>Is the above sentence grammatically correct?<br/><a href='http://blog.sina.com.cn/s/blog_7cbb94610100ualn.html' target='_blank' rel='nofollow'>http://blog.sina.com.cn/s/blog_7cbb94610100ualn.html</a>