Sexual desire declines after four to seven years. That's been proven.

There will be other forms in addition to our classic marriage. One is already looming on the horizon: polyamory, or having more than one intimate partner.

The traits of our sexual culture are still speechlessness, loneliness, violence and not enough desire and love.

When it comes to sexuality, people like to tell lies. It's only when it comes to money that they lie more.

Fantasies have to remain dirty. Cleanliness, scrupulousness and rationality are poison for eroticism.

The sexual revolution produced cultural convulsions that were unparalleled in the 20th century.

I will always be referred to as a theorist, but I was only a fellow traveller with a degree.

We are all potential murderers, and we are all potential rapists and abusers.

Most pornographic images are simply too repulsive.

For people who are desperate and searching, sexuality on the Internet offers an incredible release.

The things that could be derived from the sexual sphere - happiness, endless fun and the end of capitalism - were grossly overestimated. The symbolic overglorification was downright unbearable.

It is the tendency of deep feeling to subdue the manner rather than to render it too energetic.

I think we can question whether degrees are antediluvian. Online learning has flexibility. Why not master courses in energy, writing, communications, and engineering and get a credential?

I get a bit gloomy when it's gloomy.

Don't be afraid to stumble. Any inventor will tell you that you don't follow a plan far before you strike a snag. If, out of 100 ideas you get one that works, it's enough.

You can be walking down the street for a chat, but until you've got the selfie out of the way, people aren't ready to talk.

Fame is a by-product which you have to deal with in a sensible way. To believe that it is anything more significant than that is deeply self-deceptive.

The only way not to be afraid is to join with other people who are also afraid.

...You know something, don't you?" "I know lots of things--your inquiry needs to be more specific." "Just answer the question." "True/false or multiple choice?

Its often difficult for conservatives to separate overall government intervention from a question as simple as the census.

Beauty has no obvious use; nor is there any clear cultural necessity for it. Yet civilization could not do without it.