Some men may be genetically inclined to have and hold a single partner, while some may not. In the near future, young women who stay current with the scientific literature may demand genetic tests of their boyfriends to assess how likely they are to make faithful husbands.

My lab and academic work fill my day from about 9 am to 7 p.m. Then I zoom out the lens to work on my other writing.

Our internal life and external actions are steered by biological coctails to which we have neither immediate access nor direct acquaintance.

...you are battered and bruised in the collisions between reminiscence and reality.

Every atom in your body is the same quark in different places at the same moment in time.

There are three deaths. The first is when the body ceases to function. The second is when the body is consigned to the grave. The third is that moment, sometime in the future, when your name is spoken for the last time.

Societies would _not_ be better off if everyone were like Mr Spock, all rationality and no emotion. Instead, a balance - a teaming up of the internal rivals - is optimal for brains. ... Some balance of the emotional and rational systems is needed, and that balance may already be optimized by natural selection in human brains.