Physicist Quotes

I was born on April 1, 1933, in Constantine, Algeria, which was then part of France. My family, originally from Tangier, settled in Tunisia and then in Algeria in the 16th century after having fled Spain during the Inquisition.
My parents lived a modest life, and their main concern was the education of their children. My father was a self-taught man but had a great intellectual curiosity, not only for biblical and talmudic texts, but also for philosophy, psychoanalysis and history.
Shortly after my Ph.D., Alfred Kastler urged me to accept a teaching position at the University of Paris. I followed his advice and started to teach at the undergraduate level.
A city plays the role of a great big magnet that's sucking people up.
A human being at rest runs on 90 watts. That's how much power you need just to lie down. And if you're a hunter-gatherer and you live in the Amazon, you'll need about 250 watts. That's how much energy it takes to run about and find food.
Cities are just a physical manifestation of your interactions, our interactions, and the clustering and grouping of individuals.
Cities are obvious metaphors for life. We call roads 'arteries' and so forth.
Cities are the crucible of civilization.
Cities are the origins of global warming, impact on the environment, health, pollution, disease, finance, economies, energy are all problems that are confronted by having cities. That's where they - all these problems come from.
Cities tolerate crazy people. Companies don't.
Every fundamental law has exceptions. But you still need the law or else all you have is observations that don't make sense. And that's not science. That's just taking notes.
Everything around us is scale dependent. It's woven into the fabric of the universe.
Exciting cities stay exciting, and boring cities stay boring.
I spent most of my career doing high-energy physics, quarks, dark matter, string theory and so on.
I've always wanted to find the rules that govern everything. It's amazing that such rules exist. It's even more amazing that we can find them.
If you ask people why they move to the city, they always give the same reasons. They've come to get a job or follow their friends or to be at the center of a scene. That's why we pay the high rent. Cities are all about the people, not the infrastructure.
It's hard to kill a city, but easy to kill a company.
Life is extraordinarily resilient. It's been around for over a billion years.
My provocative statement is that we desperately need a serious, scientific theory of cities and scientific theory means quantifiable, relying on underlying generic principles that can be made in a - put into a predictive framework. That's the quest.
On average, an individual doesn't have a powerful connection with more than four to six people, and that's just as true here in the U.S. as it is in China.
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