This quote comes from Ayn Rand, a Russian-American author and philosopher whose theses are not without controversy.
Nevertheless, I like this sentence of hers because, in my experience, it is particularly applicable to projects that are in crisis.
We often close our eyes to unpleasant developments until the consequences inevitably catch up with us.
How can you prevent it?
Clarity in communication is the be-all and end-all for me.
An outside sparring partner can also help project managers maintain an unclouded view of their own project.
Opportunism and optimism of purpose are the greatest dangers to the achievement of project goals!