4:3 Immediate aftermath of trolleybus explosion which left at least 14 dead

The video tutorial briefly discusses a concept, emphasizing understanding and repetition.

What do you think the speaker is trying to convey with the repetition of 'not that'?

How does the phrase 'He knows that' contribute to the overall meaning of the text?

What emotions or feelings might the speaker be expressing through their choice of words?

In what context do you think this statement could be used?

What might be the significance of the word 'yeah' at the end of the statement?