辞职的时候该说点什么?

1. I've made a tough decision,sir. Here is my resignation.
我做了个艰难的决定，这是我的辞呈。

2. I quit because i don't want to be stuck in a rut. I want to move on.
我不想陷入窠臼所以才辞职。我希望能向前迈进。