We used to fight.

We used to work together.

We usually talked in English.

We used to compete furiously in college.

We used to do a lot of things.

We used to do that every Monday.

In Delhi, we used to live we used to call it a chhat or the khota.

We used to have 40, now they have come down to 30.

We used to have to drive up a ramp, and we still do sometimes.

We used to think that the theory of the universe could be divided into two parts.

Well, we used to use trampettes. In the old days, that's all they had.

We used to work together.

And you made these pincushions out of wooden clothespins when we used to hang clothes on clotheslines outside.

Khota's now become a bad word. It means their terrace and we used to sleep out at night.

I can't tell you how many times I've thought about all the good times we used to have together.

We used to think the solution to pollution was dilution, but that has proved to be no longer the case.

We would often discuss our future.

We used to do that every Monday.

As a child, we used to wake up at 1 a.m. and work till 6 p.m., six days a week.

We used to ridicule continental drift. It was something we laughed at.

And of course, we used to date and now we speed date.

We used to play cards all day and night.

Tom and I used to do that together.

We used to go to the movies on Saturday evening.

We used to swim in this river a lot when we were children.

Tom and I used to be the same weight.

And we used to be quite proud of the way we generated power.

Don't you think we're better off than we used to be?

Tom and I don't do that as much as we used to.

Tom and I used to do a lot of things together.

If I could reveal anything that is hidden from us, at least in modern cultures, it would be to reveal something that we've forgotten, that we used to know as well as we knew our own names.

The master was an old Turtle we used to call him Tortoise '

We used to have a manufacturing economy, which was about building goods and products, and now we have a service economy and an information and creative economy.

Remember we used to throw things away, and we'd point to away?

So I'll put a little line up here which represents learning, and that's how we used to do it. We could see things, understand them, take the time to put them into practice.

Even in Newfoundland where we used to catch cod, we now have a jellyfish fishery.

Mom and Natalie's mother knew each other. We grew up playing, and used to dance together, right, yeah.

We used to cook now we just add water, or a little bit of an egg if you're making a cake or something.

Mary and I, who are twins, used to amuse ourselves by exchanging identities and fooling everyone.

Now, the viruses that we used to see in the 1980s and 1990s obviously are not a problem any more.

We used to do it just with ice cores, but in this case, we're going back 20 million years.

Interestingly enough, we used to primarily build 3 D models you know, you've seen some today and 3 D renderings.

Indeed, we used to quote Ortega y Gasset If Spain is the problem, Europe is the solution.

So the work of innovation, the work of coming up with new ideas, is some of the most powerful, some of the most fundamental work that we can do in an economy. And this is kind of how we used to do innovation.

The home, once again, because of distributed computation communication, is becoming a center of life, so it's a center of production and learning and shopping and health care and all of these things that we used to think of as taking place outside of the home.