我们正处于历史上一个独特的阶段。我们从未如此清楚地意识到我们对地球所做的一切,也从未有过能力对此采取行动。
Sometimes the only way to stay sane is to go a little crazy sometimes.
Leadership is about making tough decisions today that will define tomorrow's legacy.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
爱惜精神以备日后担当大任,虚度时光何以报父母之恩?