“By happenstance, it is on loan to the American museum circuit, so I did not get to see it.”

“But, nevertheless, the happenstance still makes me feel that fate likes to smile every so often upon the introverted bookworms of the world.”

“Each one, responding to happenstance and circumstance and accident, has assumed a shape not quite like that of any other tree of its kind.”

“He distilled them into a mode of chaste abstraction based on observed fact: details of architecture, happenstances of light and shadow.”

“A string of such happenstances might explain how the United States came to have 12 separate broods of 17-year cicadas.”

“It grew up at a particular part in history by a set of circumstances and happenstances.”