教育：从自负的无知到痛苦的不确定之路。
Education: the path from cocky ignorance to miserable uncertainty.
煤炭的未来在于清洁高效利用。
When you follow your heart or your gut, when you really follow the things that feel right to you and the things that you know are right, that's really the only way to create the best possible outcome.
我不是专横，我只是知道你应该做什么。