Morals — all correct moral laws — derive from the instinct to survive. Moral behavior is survival behavior above the individual level. — Robert A. Heinlein Copy Share Image
Since survival is the sine qua non, I now define the "moral behavior" as "behavior that tends toward survival". — Robert A. Heinlein Copy Share Image
Selfishness is the bedrock on which all moral behavior starts and it can be immoral only when it conflicts with a higher… — Robert A. Heinlein Copy Share Image
Evolution is a process that never stops. Baboons who fail to exhibit moral behavior do not survive; they wind up as meat… — Robert A. Heinlein Copy Share Image
Social responsibility above the level of family, or at most of tribe, requires imagination-- devotion, loyalty, all the higher virtues -- which a man… — Robert A. Heinlein Copy Share Image
My folks tried to make a preacher of me and missed by a narrow margin… I would have made a good one if I… — Robert A. Heinlein Copy Share Image
Ninety percent of all human wisdom is the ability to mind your own business. — Robert A. Heinlein Copy Share Image
If we blow ourselves up we will do it by misapplication of science; if we manage to keep from blowing ourselves up, it will… — Robert A. Heinlein Copy Share Image
Nor would anybody suspect. If was one thing all people took for granted, was conviction that if you feed honest figures into a computer,… — Robert A. Heinlein Copy Share Image
Women will forgive anything. Otherwise, the race would have died out long ago. — Robert A. Heinlein Copy Share Image
Most neuroses and some psychoses can be traced to the unnecessary and unhealthy habit of daily wallowing in the troubles and sins of five… — Robert A. Heinlein Copy Share Image
No statement should be believed because it is made by an authority. — Robert A. Heinlein Copy Share Image
“Some people are ants by nature; they have to work, even when it’s useless. Few people have a talent for constructive laziness.” — Robert A. Heinlein Copy Share Image
“The instinct to survive is human nature itself, and every aspect of our personalities derives from it. Anything that conflicts with the survival instinct… — Robert A. Heinlein Copy Share Image
“I tried to dig out of the computer a call directory for Luna. But it was still sulking. I could not get it to… — Robert A. Heinlein Copy Share Image
