Let me tell you something.
我告诉你哈

Let me tell you something. If I ever catch you in my store again, I'm gonna personally take you to jail.
我告诉你，如果再让我在店里抓住你的话，我就亲自送你进监狱。

I'll tell you something.
我告诉你哈

I'll tell you something. Steve might look like an idiot, but he's probably the smartest one out of all of us.
我告诉你哈，Steve看起来可能傻傻的，但他可能是我们里面最聪明的一个。

Hear this
我告诉你哈

Hear this. I might only be 18, but I'm not a child. There are somethings in this world that I don't understand, but there are also things that you don't understand, but I do.
我告诉你，我可能只有18岁，但我不是一个孩子了。这世界上有我不懂的事情，但也有我懂你却不懂的事情。

Listen up
听好了哈

Listen up. There's only one life to be lived. So don't squander it in front of a computer. Get out there and see the world.
听着，人只有一个一辈子。所以别在电脑前浪费时间了。出门去看这个世界吧！

I'm only going to say this once.
我只说一次

I'm only going to say this once. You are not completely stupid.
我只说一次，你也不完全傻。

I'm only going to say this once. You are not very fat.
我只说一次，你也不是特别胖。