As a result, in more than three dimensions the sun would not be able to exist in a stable state with its internal pressure balancing the pull of grav… - Stephen Hawking

We are very very small. But we are profoundly capable of very very big things.

IF you remember every word in this book, your memory will have recorded about two million pieces of information: the order in your brain will have increased by about two million units. However, while you have been reading the book, you will have converted at least a thousand calories of ordered energy, in the form of food, into disordered energy, in the form of heat that you lose to the air around you by convection and sweat. This will increase the disorder of the universe by about twenty million million million million units - or about ten million million million times the increase in order in your brain - and that's if you remember everything in this book.

Equations are just the boring part of mathematics. I attempt to see things in terms of geometry.