There is one safeguard known generally to the wise, which is an advantage and security to all, but especially to democracies as against despots - suspicion.
I worked in television; I'm the Failed Pilot Queen, I've done so many television shows, pilots, theater ... when you do it for so long, I'm telling you, you get to the point where it becomes varied because you take what's available for a number of reasons. It's just an occupational hazard.
Ignorance more frequently begets confidence than does knowledge: it is those who know little, and not those who know much, who so positively assert that this or that problem will never be solved by science.