Women. They Are A Complete Mystery.

It Is Not Clear That Intelligence Has Any Long-term Survival Value.

Only Time - Whatever That May Be - Will Tell.

Disability Can Be No Handicap.

There Is A Fundamental Difference Between Religion, Which Is Based On Authority, [and] Science, Which Is Based On Observation And Reason. Science Will Win Because It Works.

It Is No Good Getting Furious If You Get Stuck. What I Do Is Keep Thinking About The Problem But Work On Something Else. Sometimes It Is Years Before I See The Way Forward. In The Case Of Information Loss And Black Holes, It Was 29 Years.