I just love talking about this stuff and I welcome you to come to my office hours.

我就是喜欢谈论这些东西,而且我也欢迎你在我办公的时间来。

耶鲁公开课 - 死亡课程节选

because if you go out in public and you start talking to someone, you'll just burst into tears.

因为在外面的时候，你一开口跟人说话，眼泪就禁不住留下来。

I feel like 课堂 - SpeakingMax英语口语达人

I don't want you to just start talking, but raise your hand.

举手吧，我不想你们只是开始说。

耶鲁公开课 - 死亡课程节选

It's very funny how people think that it's alright to just come up and start talking to you.

他们认为可以直接过来和你开始聊天，这个想法很有趣。

联合广场呢 - SpeakingMax英语口语达人

I love speaking and just talking to people and helping them understand things, you know.

我喜欢讲话，跟人交谈，帮他们理解问题之类的。

重新开始学业 - SpeakingMax英语口语达人

And "it" definitely just refers to time and you only use "it" when you're talking about time.

这时，“it” 一词仅指时间，当你在谈论时间的时候，只能使用 “it”。

How long课堂 - SpeakingMax英语口语达人