La literatura es el espejo de la sociedad, reflejando sus virtudes y sus defectos.
The past is always there, but it's not the only thing that's there.
对一切来说只有热爱才是最好的老师,,它远远胜过责任感。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。