It makes it more important for people to know how the other person actually behaves.

FORBES: The Right Way for Yahoo to Get Its Employees to Come to the Office

But do you think about how it makes the other person feel?

NEWYORKER: Found Objects

Remind yourself that reciprocity is not about what you need but what the other person needs and how you can give that to them.

FORBES: Celebrate #GivingTuesday: 12 Holiday Gifts That Give Back

If you're single and you didn't get the other person's name, how can you search for them on the internet or Facebook?

CNN: Love is in the air with social networking

In the hedgerow fighting, he and his buddy told one other person each that the local water was contaminated, just to see how long it took to get back to them.

CNN: Private Ryan was a hero, but there were bums, too

You can say and think that you are appreciating what the other person is doing but until you try the task yourself, and realize how much goes into it, you are operating on a partial understanding.

FORBES: Role Reversal: Change Your Business For the Better

Learning how to day trade and adapting to the norms of other cultures while travelling has taught me to be a more flexible person.

BBC: How I quit my job to travel: The banker

This effort is known as "self regulation" and here is how it works: When having a conversation, we can use up a lot of mental energy trying to manage the other person's impression of us.

WSJ: What Makes People Overshare?