The path frequently doubles back on itself, disappears in thickets of regulation, gets stumped by internal doubts and disagreements.

ECONOMIST: Innovation

They shroud their aimlessness in thickets of wit and confessional asides which go by so quickly that you'll do a double take before you see how revealing they are.

CNN: ENTERTAINMENT

"We've been able to recreate one of the biggest thickets in the Florida Keys of staghorn coral, and that's something we can duplicate throughout the Keys and throughout the Caribbean, " Nedimyer said.

CNN: Florida group rebuilds vital coral reefs

Here, the deep burnt sienna red of the soil - rust-coloured because of its richness in iron - mingles with thickets of foliage and a sweep of clear sky.

BBC: The three colours of Ibiza

And they know the causes: a decline in economic growth made worse by regulatory thickets (with or without societal benefits), and entitlement obligations and tax regimes that drove the entrepreneurial instinct out of Europe.

WSJ: Henninger: Meet Generation Jobbed

It resembles a woodland, in which isolated knots of trees surround a few dense thickets of forest.

ECONOMIST: Economics focus: Diversity training | The