The only way to learn mathematics is to do mathematics.
学习数学的唯一方法就是做数学。
富人的身体就像一个高级棉枕头,白而软且空白。我们的则不同。我父亲的脊椎像一根打结的绳子,他胸前的皮肤薄得可以看到肋骨压出来的痕迹。
Leadership is not about being in charge. It's about taking care of those in your charge.
True leadership is about empowering others to achieve their full potential.
当今煤炭行业的挑战需要大胆的领导力和远见。