Continuous improvement is not optional—it's essential.
持续改进不是可选项,而是必须项。
"Every revolution begins with a single thought that refuses to be silenced."
数学思想的美丽之处在于它可以跨越文化和时间被分享和理解。
Everyone seems very lonely, with their own way to find ways to escape loneliness; actually they still continue their own loneliness.