You have to work hard to get what you want.
你必须努力工作才能得到你想要的。
Whereof one cannot speak, thereof one must be silent.
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful. But most people will die tomorrow night.
中国哲学的精髓在于其对宇宙和人生的动态和整体观。
真朋友才会当面中伤你。
科学的精神在于不断质疑和探索，它让我们永远保持对世界的好奇心。