I've been wanting to meet you for some time.

很久以来我一直想见你。

No one knows for certain what happened, but it's a fair bet that it was not an accident.

没有人知道究竟发生了什么，但几乎可以肯定这并非意外。

Let things be.

顺其自然。

Don't cross that bridge till you come to it.

没到河边，先别操心怎么过桥。

What does that mean in plain English?

你能不能用大白话解释一下？

You've got the facts wrong.

你把事实搞错了。