end vs end up
TO END:
I'd like to end (my letter/my speech/…) by saying that …
She ended her speech on an optimistic note.
At last, the war ended.
How does the story end?
The problems did not end there.
I wanted to study a Law degree, but I ended up studying Philosophy.
It was supposed to be teamwork, but I ended up doing all the work myself.
Most gadgets end up in the trash; however, they should be recycled properly.
If you eat that, you may end up with food poisoning.