Given the brief - and generally misleading - exposure most people have to mathematics at school, raising the public awareness of mathematics will always be an uphill battle.

Calculus works by making visible the infinitesimally small.

A PhD in Mathematics is three years of guessing it wrong, plus one week of getting it right and writing a dissertation.

Indeed, nowadays no electrical engineer could get along without complex numbers, and neither could anyone working in aerodynamics or fluid dynamics.

I firmly believe that mathematics does not exist outside of humans. It is something we, as a species, invent.

We mathematicians are used to the fact that our subject is widely misunderstood, perhaps more than any other subject (except perhaps linguistics).

The whole apparatus of the calculus takes on an entirely different form when developed for the complex numbers.

Cardinal arithmetic will be quite important for us, so we spend some time on it. Since, however, it tends to be trivial, we shall not need to spend much of this time on proofs.

There can be very little of present-day science and technology that is not dependent on complex numbers in one way or another.

The linear-programming was - and is - perhaps the single most important real-life problem.

I've never met Hans Rosling, but I just knew him through his many YouTube videos, and they were absolute dynamite.

You are the only real authority in your life, but you yield that status to so many externals by believing in them, by having been punished or forced into accepting them.

Where all is but dream, reasoning and arguments are of no use, truth and knowledge nothing.

I'd like to classify my life as a romantic comedy. Unfortunately I feel it's probably more like a TV reality show.

Art does not come from thinking but from responding.

Let's get rid of the suffering and bring real peace, which is not just the absence of war, but the absence of all negativity.

It is not always possible to be the best, but it is always possible to improve your own performance.

Summer softens lines that winter cruelly shows.

Everyone knows that not all change is good or even necessary. But in a world that is constantly changing, it is to our advantage to learn how to adapt and enjoy something better.

New Zealand was colonised initially by those Australians who had the initiative to escape.

You can stick a fork in Barack Obama. Politically, he's done. The main way we can screw this up is if we choose the wrong Republican.