If one knows only what one is told, one does not know enough to be able to arrive at a well-balanced decision.
I'm all in favor of the democratic principle that one idiot is as good as one genius, but I draw the line when someone takes the next step and concludes that two idiots are better than one genius.
Don't lie if you don't have to.
Do not destroy what you cannot create.
You may assume infinite ignorance and unlimited intelligence.
If the thickness is larger than the critical value I can produce an explosion.