No individual has any right to come into the world and go out of it without leaving behind him distinct and legitimate reasons for having passed through it.
没有任何人有权利来到这个世界又离开它而不留下他曾经存在过的明确而正当的理由。
唯一真正的智慧是心灵的智慧。
最强大的变革工具是知识,严谨地追求并广泛地分享。
A sustainable coal industry is possible if we commit to the right technologies.
Love is the most important thing in the world.
创新不是来自于更多的资源,而是来自于更好的资源利用。