Time Travel May Be Possible, But It

Many Badly Needed Goals, Like Fusion And Cancer Cure, Would Be Achieved Much Sooner If We Invested More.

Disability Need Not Be An Obstacle To Success.

The Universe Is Governed By Science. But Science Tells Us That We Can't Solve The Equations, Directly In The Abstract.

It Should Soon Be Possible Dramatically To Increase The Intelligence And Life Span Of A Few Individuals. They And Their Offspring Could Become A Master Race. Evolution Pays No Regard To Social Justice. It Was Not Fair On The Neanderthals They Were Replaced By Modern Humans.

If Aliens Visit Us, The Outcome Would Be Much As When Columbus Landed In America, Which Didn't Turn Out Well For The Native Americans.