Do not lose to others, but lost to yourself.

没有输给别人，而是输给了自己。

youdao

Such behavior not only to yourself to absorb less than knowledge, but also affected others, even more so that teachers have lost interest in school.

这样的行为，不仅自己吸收不到知识，还影响到了别人，更使老师失去了上课的兴趣。

youdao

"You are right," said one of the older foxes, "but I don't think you would advise us to do away with our tails if you hadn't lost it yourself first."

一只老狐狸站出来说：“如果你没有失去你的尾巴，你是不会来劝大家都割去尾巴的。”

youdao

Of course, we cannot be sure whether the 53% of deals which destroyed value were among organisations which would have lost value against competition if they had not merged but one of the sure-fire ways to stack the odds against yourself is to look at your target or partner from a business point of view only.

ECONOMIST: Letters