The best way to learn mathematics is to do mathematics.
世界是个舞台,但剧本选角很糟糕。
The essential function of art is moral. But a passionate, implicit morality, not didactic. A morality which changes the blood, rather than the mind.
我们生活在一个不断膨胀和进化的宇宙中。
"La literatura es el arte de la paciencia, la disciplina y la entrega absoluta."