Given a sentence, generate a new sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.

Example Input: feel is a feeling that one 's actions will be beneficial .
Example Output: Hope is a confirmation that one 's actions will be final .

Example Input: If you head to have a heart attack then you should be slow .
Example Output: If you want to have a heart attack then you should be fat.

Example Input: Joining the army is for defending your mind .
Example Output:
Joining the army is for defending your country.