People who realize free will is a gift you'll never know how to use until you fight for it.语法
问题描述：
People who realize free will is a gift you'll never know how to use until you fight for it.语法
People who realize free will is a gift you'll never know how to use until you fight for it.
答
这里will有愿望,意志的意思,不表示将来时.realize有实现的意思.gift 代指People who realize free will.
所以这句话的意思：是如果你不争取,你永远都不会知道如何发挥实现*愿望的天赋.