Quotes from Leonard Mlodinow

the human sensory system sends the brain about eleven million bits of information each second.9 However, anyone who has ever taken care of a few children who are all trying to talk to you at once can testify that your conscious mind cannot process anywhere near that amount. The actual amount of information we can handle has been estimated to be somewhere between sixteen and fifty bits per second.

In Leipzig [in the 14th century], the university found it necessary to promulgate a rule against throwing stones at the professors. As late as 1495, a German statute explicitly forbade anyone associated with the university from drenching freshmen with urine.

The difficulty in making sense of even simple speech is well appreciated by computer scientists who struggle to create machines that can respond to natural language. Their frustration is illustrated by a possibly apocryphal story of the early computer that was given the task of translating the homily "The spirit is willing but the flesh is weak." into Russian and then back to English. According to the story, it came out: "The vodka is strong but the meat is rotten.

We all know that players will hit a few more home runs than usual in some years and a few less in others. But the mathematics of chance also predicts that some years they'll hit a lot more, and some years a lot less.

My best subjects were chemistry and math.

Our subliminal mental processes operate outside awareness because they arise in these portions of our mind that are inaccessible to our conscious self; their inaccessibility is due to the architecture of the brain rather than because they have been subject to Freudian motivational forces like repression.

Every aspect of our lives plays out in two versions: one conscious, which we are constantly aware of, and the other unconscious, which remains hidden from us.

We should keep in mind that it is easy to concoct stories explaining the past or to become confident about dubious scenarios of the future. We should view both explanations and prophecies with skepticism.

Regression toward the mean. That is, in any series of random events an extraordinary event is most likely to be followed, due purely to chance, by a more ordinary one.

In all our perceptions, from vision to hearing, to the pictures we build of people's character, our unconscious mind starts from whatever objective data is available to us - usually spotty - and helps to shape and construct the more complete picture we consciously perceive.