Don't ever take a fence down until you know the reason it was put up.
'Never put off until tomorrow what you can do today.' Under the influence of this pestilent morality, I am forever letting tomorrow's work slop backwards into today's, and doing painfully and nervously today what I could do quickly and easily tomorrow.
There is an evil tendency underlying all our technology - the tendency to do what is reasonable even when it isn't any good.
Act as if it were impossible to fail.
In all recorded history there has not been one economist who has had to worry about where the next meal would come from.
Science is nothing but developed perception, interpreted intent, common sense rounded out and minutely articulated.
They weren't wearing insignia.