There's no permanent friend or foe in one's life if not with interests.
这里把最后一句意思改成了“除非有利益驱使”,没有强调利益驱使成为朋友还是敌人。“世界上”也改成了人生中。相信整个句子的意思并没有变化。
There are no everlasting friends nor everlasting enemies in the world. There are only friends with the same interest.