Rationality Quotes - September 2009

thomblake

A monthly thread for posting any interesting rationality-related quotes you've seen recently on the Internet, or had stored in your quotesfile for ages.

Please post all quotes separately (so that they can be voted up/down separately) unless they are strongly related/ordered.
Do not quote yourself.
Do not quote comments/posts on LW/OB - there is a separate thread for it.
No more than 5 quotes per person per monthly thread, please.

"A witty saying proves nothing." -- Voltaire

A monthly thread for posting any interesting rationality-related quotes you've seen recently on the Internet, or had stored in your quotesfile for ages.

Please post all quotes separately (so that they can be voted up/down separately) unless they are strongly related/ordered.
Do not quote yourself.
Do not quote comments/posts on LW/OB - there is a separate thread for it.
No more than 5 quotes per person per monthly thread, please.

"A witty saying proves nothing." -- Voltaire

The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.

-Bertrand Russell

According to Wikiquote, the original (from the essay collection Mortals and Others) is:

The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.

2dclayh17y

A cursory Google search doesn't reveal the date of this quote. Do you know if it was before or after Yeats's version of 1919? (Wikipedia claims that Yeats was inspired by Shelley...)

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