One of the things that I think makes me successful is the way in which I collaborate with others. In my opinion, nothing great is ever the product of one mind. It's always a consequence of some sort of self-critical collaboration.

Tech innovation is something societies have to pursue as vigorously as they can. We have to innovate civically and socially at the same rate; otherwise, you create unfortunate disruptions, and that's where you have people opposing technological innovations.

Rising inequality is toxic to growth. High levels of inequality exclude people - both as innovators and customers - diminishing both innovation and demand.

The thing I've learned most about poverty is how expensive it is to be poor. It's super easy to pay rent every month if you earn enough to pay rent and have a decent job. It's super hard to pay rent if you need a coupon from the state and then need to go find an apartment that will accept that coupon and only that coupon.

Money and women are the most sought after and the least known about of any two things we have.

Taming the financial markets and winning back democratic control over them is the central condition for creating a new social balance in Germany and Europe.

The best thing about success was being able to buy my parents a house.

Happy is harder than money. Anybody who thinks money will make you happy hasn't got money.