追求数学知识是一段永无止境的旅程。
The pursuit of mathematical knowledge is a journey that never ends.
Everyone is in favor of free speech. Hardly a day passes without its being extolled， but some people's idea of it is that they are free to say what they like， but if anyone else says anything back， that is an outrage.
Wealth should not be concentrated in the hands of a few, but should be distributed among all through fair competition.