By Victor Lodato, New York Times

“Is this your grandson?” people sometimes ask Austin when she’s out with me.

I love watching her vanity prick up, the way she serenely tilts her small white head and refurbishes her Southern accent to correct them. “No, honey. He’s my friend.”

At this point, folks usually smile tightly and turn away, perhaps worried there is more than friendship going on between the old lady and the younger man seated at the bar or strolling through the supermarket, giggling like teenagers.

Why we’re giggling, I couldn’t tell you. Often our mirth seems fueled by some deep-celled delight at being together. Friendship, like its flashier cousin, love, can be wildly chemical and, like love, can happen in an instant.

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