John Watson, who writes and blogs about climbing and bouldering, told me MacLeod had "effectively stretched the limit of extreme climbing".

BBC: Glasgow & West Scotland

The e-mail she sends prospective applicants refers to "EXTREME weather conditions" that limit travel to the nearest village, population 60.

FORBES

"We may have discussions with a very small number of institutions, whose shortfalls appear particularly extreme, about setting an appropriate limit for 2013-14, " says a letter from the funding council.

BBC: University applications 'not recovering' at deadline

MS. CLAUSSEN: There are many reasons to put a price on carbon, the most important being that climate change is already costing society (through extreme weather events), and we need to take action to limit those costs.

WSJ: Should There Be a Price on Carbon?

Ignoring counterfactuals leads to extreme policy positions, which, as we saw in the recent debt-limit debate can be very damaging.

FORBES: Looking for Counterfactuals: The Seen versus the Unseen