If everything was perfect, you would never learn and you would never grow.
美玉和石块同匣并放,鱼眼和宝珠一起贯穿。劣马和骏马混杂不分,老牛驾辕,骏马两边。
"The only way to make sense out of change is to plunge into it, move with it, and join the dance."