Thank you for this lecture.

Thank you for this video. I truly enjoyed it

Thank you for the lecture.

Thank you very much for your lecture.

I think it's wrong to say popper was being "negative" about Marxism, or psychology. He was saying they were not scientific. He was open to the idea of non-scientific knowledge.

This man can make absolutely any topic n shred it with his boring narration . Atleast get some lessons for speech .

Mumbling crap. What waste of time!