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.

Quote by Robert A Heinlein

Topics: Robert A Heinlein Quotes

Anyone who considers protocol unimportant has never dealt with a cat.

Anyone who considers protocol unimportant has never dealt with a cat.

Everything is theoretically impossible, until it is done.

Everything is theoretically impossible, until it is done.

Sex without love is merely healthy exercise.

Sex without love is merely healthy exercise.

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

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

One man's religion is another man's belly laugh.

One man's religion is another man's belly laugh.

An armed society is a polite society. Manners are good when one may have to...

An armed society is a polite society. Manners are good when one may have to...

It is a truism that almost any sect, cult, or religion will legislate its creed...

It is a truism that almost any sect, cult, or religion will legislate its creed...

Be wary of strong drink. It can make you shoot at tax collectors... and miss.

Be wary of strong drink. It can make you shoot at tax collectors... and miss.

Women and cats will do as they please, and men and dogs should relax and...

Women and cats will do as they please, and men and dogs should relax and...

They didn't want it good, they wanted it Wednesday.

They didn't want it good, they wanted it Wednesday.

Theology is never any help; it is searching in a dark cellar at midnight for...

Theology is never any help; it is searching in a dark cellar at midnight for...

It is a truism that almost any sect, cult, or religion will legislate its creeds...

It is a truism that almost any sect, cult, or religion will legislate its creeds...

For me, politeness is a sine qua non of civilization.

For me, politeness is a sine qua non of civilization.

Never insult anyone by accident.

Never insult anyone by accident.

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

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

Anyone who clings to the historically untrue -- and -- thoroughly immoral doctrine that violence...

Anyone who clings to the historically untrue -- and -- thoroughly immoral doctrine that violence...

I never learned from a man who agreed with me.

I never learned from a man who agreed with me.

I don't see how an article of clothing can be indecent. A person, yes.

I don't see how an article of clothing can be indecent. A person, yes.

Being right too soon is socially unacceptable.

Being right too soon is socially unacceptable.

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

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