unscalable

This rock face could scarcely be described as unscalable, because it was so rough that, although practically vertical, the projections on it were so numerous and pronounced that an active man could climb it without much difficulty, if uninterfered with; but if the summit and flanks happened to be held by even a small force of men armed with rifles, to climb it would at once become an absolute impossibility.

The Cruise of the Thetis A Tale of the Cuban Insurrection Harry Collingwood 1886

Soon, in-the-trenches anti-poverty practitioners with long experience, community-based organizations close to their clients, market-based programs with real revenues and real customers, and experimental, innovative initiatives with great promise may be written off as woolly-headed, undisciplined or unscalable simply because they are un-evaluated.

Jonathan Lewis: Social Impact Evaluation: Useful? Utopian? (Part 1 of 4) Jonathan Lewis 2011

They are a boundary, a dividing line, a wall impregnable and unscalable.

The Night-Born 2010

Soon, in-the-trenches anti-poverty practitioners with long experience, community-based organizations close to their clients, market-based programs with real revenues and real customers, and experimental, innovative initiatives with great promise may be written off as woolly-headed, undisciplined or unscalable simply because they are un-evaluated.

Jonathan Lewis: Social Impact Evaluation: Useful? Utopian? (Part 1 of 4) Jonathan Lewis 2011

Soon, in-the-trenches anti-poverty practitioners with long experience, community-based organizations close to their clients, market-based programs with real revenues and real customers, and experimental, innovative initiatives with great promise may be written off as woolly-headed, undisciplined or unscalable simply because they are un-evaluated.

Jonathan Lewis: Social Impact Evaluation: Useful? Utopian? (Part 1 of 4) Jonathan Lewis 2011

Soon, in-the-trenches anti-poverty practitioners with long experience, community-based organizations close to their clients, market-based programs with real revenues and real customers, and experimental, innovative initiatives with great promise may be written off as woolly-headed, undisciplined or unscalable simply because they are un-evaluated.

Jonathan Lewis: Social Impact Evaluation: Useful? Utopian? (Part 1 of 4) Jonathan Lewis 2011

However, as the tall white car ferry draws closer to a coastline of seemingly unscalable cliffs, my thoughts are drawn to the portion of the 19th century when this was French territory and the island's most famous resident—Napoleon—was exiled here.

Downsizing From an Empire to an Island Lennox Morrison 2011

This, on the other hand, will essentially try to find ways of making unaffordable and unscalable energy sources a bit less so.

US News: “Generation We’s Apollo Project”, Me: “What a dumb idea” « PurpleSlog – Awesomeness & Modesty Meets Sexy 2008

This phenomenon highlights the unscalable nature of most time-management approaches: striving to do more just produces increasingly more to do.

Tuesday, February 19, 2008 | Lifehacker Australia 2008

At first sight, those cliffs seemed completely unscalable, but to anyone with a good head for heights, climbing is easy on a world where all weights are only a sixth of their normal value.

Tin 2010