There's a famous story about Trinity where the scientists all bet on the blast magnitude, and a visiting general made a ridiculously huge prediction, way above what they hoped for, in order to flatter his hosts. He won; the blast was still far more powerful than his seemingly fanciful, signaling-motivated guess but he came the closest.
From the final chapter of his new book Cowards, titled "Adapt or Die: The Coming Intelligence Explosion."
The citations for the chapter include: