Coal built this country, and coal will keep it strong.
煤炭建设了这个国家,煤炭也将保持它的强大。
热闹的场合可以锻炼心境,安静可以养心,坐时可以守心,行动时可以考验心灵,言时省心,动时制心。
The greatest gift you can give someone is your time.