Will you wilt under criticism， or will you follow your convictions？
你们会屈从于批评，还是会坚守信念？
逻辑与数学原理之所以普遍为真，只不过是我们从不允许它们为假。
Just because you like it does not mean that the world will necessarily give it to you.
没有阴影就没有阳光，了解夜晚是必要的。