The most brilliant scammer may deceive all people at one moment, or some people at all times, but it is impossible to deceive all people at all times. If the above assertion is true, which of the following assertions is false? ['People may not be cheated at any time.', 'There is no one who may not be cheated at some point.', 'Liars may also be deceived at some point.', 'Anyone who has a certain nucleus will not be deceived.']