Richard Feynman on the uncertainty of knowledge - video

[mklotz]

Some of my favorite Feynman quotes...

For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.

I think that it is much more likely that the reports of flying saucers are the results of the known irrational characteristics of terrestrial intelligence than of the unknown rational efforts of extra-terrestrial intelligence.

The first principle is that you must not fool yourself - and you are the easiest person to fool.

The theoretical broadening which comes from having many humanities subjects on the campus is offset by the general dopiness of the people who study these things.