The future of coal lies in clean and efficient utilization.
煤炭的未来在于清洁高效利用。
The progress of mathematics is measured by the number of problems it can solve.
当被问及SpaceX连续发生三次故障时
忠于自己和你的愿景。
Fear of change stifles progress; understanding change directs it.
The only way to do great work is to love what you do.
"To be Irish is to know that in the end the world will break your heart."