The best way to learn mathematics is to do mathematics.
The rule of the wild is survival of the fittest. You have to be strong, smart, and adaptable to make it through.
沃森先生,请过来!我有事找你!——出处:1876年3月10日,贝尔第一次通过他发明的电话在寝室向在实验室里的助手沃森说的一句话。
The art of invention consists in finding out the causes of known effects.
"The past is not a static pageant, it moves with us, changing as we change."