“But the very fact that matter in the cosmos is still moving, rather than at rest, is the single most surprising thing about the universe.”
“But sometimes reality chooses not to conform to our preferences.”
“It can't be stressed enough that the multiverse is utterly hypothetical—but that doesn't mean it isn't real.”
“Even if we don't know the answer, a change of perspective can help us improve the question.”
“In contrast to the arbitrarily complicated evolution of a (nonintegrable) classical system, all a quantum state ever does is move in circles.”
“The mystery of the arrow of time comes down to this: Why were the conditions in the early universe set up in a particular way, in a configuration of low entropy that enabled all of the interesting and irreversible processes to come?”