The range of variation in the female far exceeds the range of variation in the male.

Only the human mind invents categories and tries to force facts into separated pigeonholes.

We are the recorders and reporters of facts - not the judges of the behaviors we describe.

Art alone develops weaklings, science alone, monsters. Somewhere, somehow, we must combine the two.

The heterosexuality or homosexuality of many individuals is not an all-or-none proposition.

Cheese crumbs spread before a pair of copulating rats will distract the female but not the male.

Males do not represent two discrete populations, heterosexual and homosexual. The world is not to be divided into sheeps and goats. Not all things are black nor all things white.

Few males achieve any real freedom in their sexual relations even with their wives. Few males realise how badly inhibited they are on these matters.

You professors, what do you teach your students? Do you instil in them the spirit of possession?

When we can return to the roads of our past and see nothing but the beautiful view, then we've truly moved on.

I can always choose, but I ought to know that if I do not choose, I am still choosing.

Life, lift the full goblet--away with all sorrow-- The circle of friendship what freedom would sever? To-day is our own, and a fig for to-morrow-- Here's to the Fourth and our country forever.

An income tax form is like a laundry list - either way you lose your shirt.

Nobody here is questioning the victory. I want to know President-elect [Donald] Trump doesn't believe the conclusions of 17 intelligence agencies.

He who is not proud of his own blood is not worthy of it.

Is it possible to live so defensively that you never get to live at all?

After some minor pieces of theoretical study that I worked on, a student in my statistical mechanics class brought to my attention a problem in polyelectrolytes.

I hate stereotypes and I hate cliche.