"We are all just passing through, leaving traces of ourselves behind like footprints in the snow."
我们都只是路过，像雪地上的脚印一样留下自己的痕迹。
It said that all people who are happy have God within them.
Every mathematical problem has a solution; sometimes it just takes time to find it.
成功的关键是专注于目标，而不是障碍。
The only freedom which deserves the name is that of pursuing our own good in our way， so long as we do not attempt to deprive others of theirs or impede their efforts to obtain it.
The secret of joy in work is contained in one word – excellence. To know how to do something well is to enjoy it.