"These signals help us know if you are who you say you are, " Mr. Levchin said.
Yet in most states, you need no identification at all to register to vote or to prove you are who you say you are when you vote on Election Day.
"You might get people who say it was a waste of money, or you might get people who say they enjoy the sounds, " says Joshua Ely, a high-school senior strolling the boulevard.
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But as briefly as you can, what do you say to people who say, as so many did to us, I'm torn?
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I'm sure you're hearing from people who say, do whatever you need to deal with this and I'm sure you're hearing from people who say that that's ridiculous and overreaching.
But would you at all agree with critics who say you can log onto the Internet at any time during the day, you can turn on cable television at any time and see and hear these images that are being questioned right now?
You have to stand up in your precinct caucus and say who you're for and maybe even say why you're for them.
If you "remove" the marriage penalty by lowering the credits for single taxpayers, you invoke the wrath of those who would say you're "raising" taxes (by reducing their credits) on people who can least afford it.
This reinforces the reality that online, as well as in the real world, you need to be careful what you say and who you trust.
Faculty who you yourself say have completely directly the way you think about conflict and negotiation.
Its tale of a baby who you might say is being forcibly resettled, too, would certainly have resonated back then, but it wasn't published until two decades later.
And for some of you who are underwater, you might say, instead of spending that money I can plow that back into equity in my home, and build that back up, which would further strengthen housing prices here in Nevada and around the country.
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How do you respond to those who say the election outcome, at least in part, was voters saying that they see you as out of touch with their personal economic pain?
Without a will, you have no say about who inherits your legacy, and you also lose control over how and when they receive it.
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And you mentioned women priests, what do you say to those still reluctant church-goers who say they won't attend a particular church if there's a woman priest preaching?
Who, you say, might be the target customer for Sony's Digital Recording Binoculars?
There are some Republicans who say you could mitigate these effects by doing other things in your budget system.
So it's easy to agree with the naval experts who say you need carriers to be a power on the seas.
"I've had some of my naysayers from other programs who say you've taken one addiction and replaced it for another, " Crandell said.
And the best argument, often the only argument, for all these beliefs was that Aristotle had said so, and who were you to say otherwise?
If you look around the Internet, you will find professors who say we take in three of Caesar's molecules per breath, or eight, or 10.
Can I just run across you really quick and ask each of you to say if you've decided who to vote for, and if so, who?
"Ford's decision shows that people who say you can't make cars cleaner and more fuel-efficient are wrong, " the energy policy director of the Sierra Club told the New York Times.
Ms. TAYLOR: Well, race matters because unfortunately in America, as Roger Simon pointed out in the political - based on some polling that you have about eight percent of Americans who, you know, will say to a pollster that they won't support somebody based on race.
Ask a chunk of you folks in here who have seen your employers say you've got to pick up more of your payments in terms of higher deductibles or higher copayments. (Applause.) Some of you, your employers just said, we can't afford health insurance at all.
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Let's touch on Easter for a moment, how do you feel and how do you respond to people who say I believe in God, I believe in Christ, I'm a Christian but I cannot accept the Resurrection as a historical fact when I know you regard it as the heartbeat of Christianity?
But one of our favorite things is always coming to the base on Christmas Day and having a chance just to meet you, those of you who have families here, and to say thank you for the extraordinary work and service that you guys do each and every day.
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You don't hear from Colin Powell some of the things that you hear from say Richard Pearle who's not actually a member of the administration, but you can hardly turn on a radio or television programme without hearing the ubiquitous Mr Pearle, and there are probably European voices which grate on American ears.
What would you say to those who argue that there are some mixed signals from the administration?
What do you say to people who are just squeamish about personal privacy being invaded and body searches?
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