In the dream of shaking hands with the president, it may represent your desire for power and status in real life, and it may also indicate your pursuit of leadership and achievement. At the same time, this dream may also reflect your concern and sense of responsibility for the country and society.
However, the interpretation of dreams varies from person to person, so the specific meaning may vary from person's experience, belief and emotional state. So, if you want to deeply understand the meaning of this dream, you can consider your recent experience, worry and emotional state, and consider how these factors affect your dream.