By that single act, he seemed to have exorcised a lifelong obsession.

For those who did, revenge became a lifelong obsession.

But I was already close enough to the aquatic world for it to become a lifelong obsession.

School provided Orwell with one of his lifelong obsessions, class.

This idea became a lifelong obsession and the basis of his research into time travel.

This thoughtful work has the feel of a lifelong obsession.

He developed a lifelong obsession with recording each detail of every race.

So began a lifelong obsession to reconstruct the historic theater.

A composer's lifelong obsession with the variation form resolved itself here.

Indeed, Brazil's first television President has had a lifelong obsession with his good looks.