It's false
False.
and extremely arrogant
True. (So?)
and very dangerous.
True.
That's not a real way to think about the world.
False (unless he meant realistic?)
It's false
False.
I think the previous appearance of a quote about this Sherlock Holmes quote bears out its falsity, except for Laplace's Demon-type intelligences.
Here's the new quotes thread.
Rules: