Premise: The security guard is smiling .
Correct statement: It is impossible that a security guard is smiling holding his grandson .
Incorrect statement: We believe that a security guard is smiling holding his grandson .
Correct statement: It is probably the case that the security guard is talking to someone .
Incorrect statement: There is almost no chance that the security guard is talking to someone .
Correct statement: There is a better than even chance that the security guard has a full set of healthy teeth .
Incorrect statement: There is almost no chance that the security guard has a full set of healthy teeth .
Correct statement: There is a very good chance that the security guard is happy .
Incorrect statement: Chances are slight that the security guard is happy .
Correct statement: It is impossible that the security guard is asking a young boy visiting the building what he wants to be when he grows up
Incorrect statement: It is highly likely that the security guard is asking a young boy visiting the building what he wants to be when he grows up