The beauty of mathematics only shows itself to more patient followers.
数学的美只向更有耐心的追随者展示。
Liberty means responsibility. That is why most men dread it.
是印度给了我们表达所有数字的巧妙方法,每个符号都有一个位置值和一个绝对值。
实现明天理想的唯一障碍是今天的疑虑。