Love is that condition in which the happiness of another person is essential to your own... Jealousy is a disease, love is a healthy condition. The immature mind often mistakes one for the other, or assumes that the greater the love, the greater the jealousy.
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Quotes by Robert A. Heinlein
Explore 25 verified and sourced quotes attributed to Robert A. Heinlein. Open any quote for its dedicated page, source details and related topics.
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Selected quotes by Robert A. Heinlein
Everything is theoretically impossible, until it is done.
Yield to temptation. It may not pass your way again.
I am free because I know that I alone am morally responsible for everything I do. I am free, no matter what rules surround me. If I find them tolerable, I tolerate them; if I find them too obnoxious, I break them. I am free because I know that I alone am morally responsible for everything I do.
A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity.
I never learned from a man who agreed with me.
Women and cats will do as they please, and men and dogs should relax and get used to the idea.
Never underestimate the power of human stupidity.
When any government, or any church for that matter, undertakes to say to its subjects, This you may not read, this you must not see, this you are forbidden to know, the end result is tyranny and oppression no matter how holy the motives.
Don't ever become a pessimist... a pessimist is correct oftener than an optimist, but an optimist has more fun, and neither can stop the march of events.
Political tags - such as royalist, communist, democrat, populist, fascist, liberal, conservative, and so forth - are never basic criteria. The human race divides politically into those who want people to be controlled and those who have no such desire.
You can have peace. Or you can have freedom. Don't ever count on having both at once.
An armed society is a polite society. Manners are good when one may have to back up his acts with his life.
One man's 'magic' is another man's engineering. 'Supernatural' is a null word.
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.
For me, politeness is a sine qua non of civilization.
Theology is never any help; it is searching in a dark cellar at midnight for a black cat that isn't there. Theologians can persuade themselves of anything.
Sex without love is merely healthy exercise.
It's an indulgence to sit in a room and discuss your beliefs as if they were a juicy piece of gossip.
The difference between science and the fuzzy subjects is that science requires reasoning while those other subjects merely require scholarship.
There is no way that writers can be tamed and rendered civilized or even cured. The only solution known to science is to provide the patient with an isolation room, where he can endure the acute stages in private and where food can be poked in to him with a stick.
Being right too soon is socially unacceptable.
They didn't want it good, they wanted it Wednesday.
One of the sanest, surest, and most generous joys of life comes from being happy over the good fortune of others.
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