When I listen to the public debates about climate change, I am impressed by the enormous gaps in our knowledge, the sparseness of our observations and the superficiality of our theories.

You could say science also is an art.

We must be careful not to discourage our twelve-year-olds by making them waste the best years of their lives preparing for examinations.

Nothing is boring if you look at carefully.

I think it's a big mistake to decide too soon what you're going to do with your life.

A good scientist is a person with original ideas. A good engineer is a person who makes a design that works with as few original ideas as possible. There are no prima donnas in engineering.

It's clear the media, of course, always gives you the bad news. And people who rely on the media, like Mr. Trump, think that everything is a disaster. The media always tries to make everything into a disaster, but it's mostly rubbish. It's a point of fact that we're doing extremely well.