1.Quitters never win, and winners never quit.
懦夫永远不会成功，成功者永不放弃。
2.Quitters are no heroes.
遇难而退绝不是英雄。
3.Among men, for example, nearly half of quitters were overweight compared with 37% of non-smokers and only 28%of smokers.
举例来说，戒烟者有将近一半人超重，而不吸烟的人只有37%、吸烟者只有28%超重。
4.We are not a nation of quitters.
我们不是半途而废的民族。
5.Winners never quit, quitters never win.
成功者绝不放弃，放弃者绝不会成功。
6.Winners never quit and quitters never win.
成功者永不放弃，放弃者永不胜利。
7.Winners never quit, quitters never win.
赢者不弃，弃者不赢。