【释义】走一百里路，走了九十里才算是一半。

The tears of the world are a constant quantity. For each one who begins to weep, somewhere else another stops. The same is true of the laugh.

让孩子留在家里最好的方法是让家庭氛围愉快——并且把轮胎的气放掉。

"Persistence and determination are omnipotent."