The phrase "audacious proposal" is correct and usable in written English.
It can be used to describe a bold or daring suggestion or plan, often one that challenges conventional thinking or norms.
Example: "The committee was taken aback by the audacious proposal to completely overhaul the existing system."
Alternatives: "bold suggestion" or "daring plan".
Just after noon on May 24, 2006, the FISA court issued a secret opinion ratifying the N.S.A.'s audacious proposal.
One month later, the president made his audacious proposal to increase the number of justices from 9 to 15, and to fill the new seats with liberals.
Mr. Burns also recalls the day that Mitchell Berenson, a local developer, came before the Town Board with what was then considered an audacious proposal to build 117 town-house condominiums within New Castle, in the hamlet of Chappaqua.
Instead of the usual pitch to sell HCA some more hospitals, the bankers had a more audacious proposal: Assemble a group of private investors to acquire the company for more than $30 billion.
Less than four months into the job, Dudley announced an audacious proposal to transform the fortunes of BP, looking not west to the US but east: a $16bn share swap with Rosneft – the first of its kind between an oil major and a national oil company – to cement a new joint venture to explore the Arctic.
The extract gives you a flavour, and note the rhetorical throat-clearing of "as it were", the progression of impossibilities (other people, nature, himself) the audacious proposal that harmony with oneself is morally impoverished, and you begin to get the idea; you also get the idea that Tim Wilkinson is a seriously good translator.
Investors had backed the most audacious proposals to become the Amazon.com of this or the Yahoo of that assuming they would soon recoup many times their money in an initial public offering.
As Holland has it: "What precise heights of oratory he attained, what stirring and memorable phrases he pronounced, we have no way of knowing...only by the effect it had on the assembly can we gauge what surely must have been its electric and vivifying quality for Themistocles' audacious proposals, when put to the vote, were ratified.
You think about the idea of artists and technology: there's a relationship with technology at almost every juncture of the history of art, whether it's Leonardo da Vinci working on perspective or a flying machine, or like these audacious proposals for urban planning, or it's Caravaggio creating layers of black to create a greater sense of depth.
As part of his audacious takeover proposal for Best Buy, the company he founded decades ago, Richard Schulze said that he would contribute about $1 billion of his holdings into a leveraged buyout offer.
Yet the dearth of audacious climate proposals could also be a symptom of the think tank industry that lawmakers have relied on since congressional research budgets shrank over the last several decades.
