There is a sentence which my Canadian professor today talked about.
1-) I see no reason to do these stupid things.
The Canadian English professor at the university said that we could put the part "to do..." at the beginning in order to emphasize what made us angry, why we were angry.
2-) To do these stupid things, I see no reason! (I see no reason. For what? To do these stupid things!)
I found the sentence above to be unusual and asked my British teacher that question. He also agreed with my professor and said:"Those sentences are OK even though they are not very natural."
So they agreed with each other but I still want to ask you why the example 2 is correct grammatically/theoretically? (After my objection,
He also said:" We say: "We are too late to do something", but, do we have to put "to do smt" at the end? No, we don't. To emphasize for what you are late, you can say: "To do something, we are too late!" "