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Aside from mathematics, just two things worth doing—kill a man and love a woman. He had done both; he was rich.

— Robert A. Heinlein Off the Main Sequence (2005)

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More quotes by Robert A. Heinlein

Love is the condition in which the happiness of another person is essential to your own.

Stranger in a Strange Land (1961)

“My uncle used to say, ‘Never pick up a stray kitten…unless you’ve already made up your mind to be owned by it.’”

The Cat Who Walks Through Walls (1985)

I have never been able to see life as anything but a vast complicated practical joke, and it’s better to laugh than cry.

I Will Fear No Evil (1970)

A generation which ignores history has no past —and no future.

Time Enough for Love (1973)

If you would know a man, observe how he treats a cat.

The Door Into Summer (1957)

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The worker is the slave of capitalist society, the female worker is the slave of that slave.

James Connolly

There is a Lady sweet and kind,
Was never face so pleased my mind;
I did but see her passing by,
And yet I love her till I die.

Thomas Ford

To call woman the weaker sex is a libel; it is man's injustice to woman.

Mahatma Gandhi

We hold these truths to be self-evident, that all men and women are created equal.

Elizabeth Cady Stanton

Attribution

Quote text and notes from Wikiquote: Robert A. Heinlein (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.