UN chief Ban Ki-moon meets FM Yang Jiechi

The video tutorial discusses leadership roles, focusing on the president and the state councillor, David. It begins with an introduction involving Sam, followed by a discussion on leadership and the responsibilities of a state councillor. The video concludes with a summary of the key points discussed.

What does Sam need to do according to the text?

Who is mentioned as the president in the text?

What role does David hold according to the text?

What is the significance of the visit mentioned in the text?

What does the word 'All' signify in the context of the text?