“go off the rail”是什麼意思???

I am scared of the big move because I am not a risk taker in this way and I am worried you “go off the rail” when anything goes wrong. Things will go wrong because it is the nature of life.

“go off the rail”是什麼意思???
可以翻譯一下全文的內容嗎??謝謝!!
3 個解答 3