须知现在人民有一种专制积威下来的奴隶性，实在不容易改变……一般人民还不晓得自己去站那主人的地位。我们现在没有别法，只好用些强迫的手段，迫着他来做主人，教他练习练习。
——在上海中国国民党本部会议演说，1920年11月9日
预测未来的最好方法就是创造未来。
Mathematics is a universal language that transcends cultural and linguistic barriers.
I'm not interested in competing with anyone. I hope we all make it.
At the close of our studies， we knew all the past of physics， but nothing of the present and the future.
In the vastness of the universe, our problems seem small, yet our potential for understanding is limitless.