Quotes by Robert A. Heinlein

Sex without love is merely healthy exercise.

May you live as long as you wish and love as long as you live.

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.

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

I never learned from a man who agreed with me.

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

The universe never did make sense I suspect it was built on government contract.

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.

By cultivating the beautiful we scatter the seeds of heavenly flowers, as by doing good we cultivate those that belong to humanity.

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