The only way to learn mathematics is to do mathematics.
翻译:处在上位不骄傲,处在下位不忧愁。
Open your eyes and see what you can with them before they close forever.
真相比任何神话、编造的谜团或奇迹都更加神奇——以这个词最好和最激动人心的意义而言。
I think the best way to get over someone is to get under someone else.