The first of April is the day we remember what we are the other 364 days of the year.
A friend is someone who knows all about you and still loves you.
世界是一面伟大的镜子,我们是其中的倒影。
生活中唯一的限制是你为自己设定的限制。
Mathematics is a living subject, constantly evolving with new ideas and discoveries.
"The dead are not dead until they are forgotten."