Robert A. Heinlein Quotes

A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity.

Robert A. Heinlein

Sex without love is merely healthy exercise.

Robert A. Heinlein

Since when was an emotional argument won by logic

Robert A. Heinlein

Progress isn`t made by early risers. It`s made by lazy men trying to find easier ways to do something.

Robert A. Heinlein

I am free because I know that I alone am morally responsible for everything I do.

Robert A. Heinlein

The greatest productive force is human selfishness.

Robert A. Heinlein

Never worry about theory as long as the machinery does what it's supposed to do

Robert A. Heinlein

Women and cats will do as they please, and men and dogs should relax and get used to the idea.

Robert A. Heinlein

The supreme irony of life is that hardly anyone gets out of it alive.

Robert A. Heinlein

The human race divides itself politically into those who want to be controlled, and those who have no such desire

Robert A. Heinlein

No statement should be believed because it is made by an authority.

Robert A. Heinlein

One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.

Robert A. Heinlein

One of the sanest, surest, and most generous joys of life comes from being happy over the good fortune of others.

Robert A. Heinlein

"If you've got the truth you can demonstrate it. Talking doesn't prove it."

Robert A. Heinlein

Women will forgive anything. Otherwise, the race would have died out long ago.

Robert A. Heinlein

An armed society is a polite society. Manners are good when one may have to back up his acts with his life.

Robert A. Heinlein
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