[thefaux]

Go is your friend with whom you can talk about the weather and sports but the relationship is ultimately superficial and unsatisfying.

[euroderf]

Go is a sort of pay-it-forward scheme, wherein you let go of your self-absorption and give the next guy a lucky break. Pun unintended.

[code_biologist]

Go is also the person who shows up when you need an extra hand for a home improvement project.

[euroderf]

But neither is it an impediment to maintaining your friendship.