Coal is not just a commodity, it's a commitment to America's future.
I've probably earned the right to screw up a few times. I don't want the fear of failure to stop me from doing what I really care about.
Your best job will be one that you were unqualified for because it stretches you. In fact only apply to jobs you are unqualified for.
万事皆有可能,“不可能”的意思是,“不,可能。”
有机催化的力量在于它经常为复杂问题提供令人惊讶的简单解决方案。
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.