可持续发展必须成为煤炭行业每个决策的核心。
Three passions， simple but overwhelmingly strong， have governed my life: the longing for love， the search for knowledge， and unbearable pity for the suffering of mankind.
Think wrongly, if you please, but in all cases, think for yourself.
"You never really understand a person until you consider things from his point of view."