Humanity has left the world, no one can be trusted

The thief was about to break into the house late at night when he noticed a note below the cupboard. It said "Pressing this button will open the cupboard." The thief was curious and decided to press the button. Suddenly, the siren sounded! The police came and caught the thief. As he was being led away in handcuffs, the thief started saying " Humanity has left the world, no one can be trusted.