If you're a scientist, and you have to have an answer, even in the absence of data, you're not going to be a good scientist.

We need more science in the world. Train me.

Today secular philosophers call that kind of divine invocation God of the gaps-which comes in handy, because there has never been a shortage of gaps in people's knowledge.

I don't like trying to influence politicians, who are themselves representative of huge numbers of people. As an educator, I'd rather enlighten the people and educate the people and let they be the ones who put the pressure on their elected officials.

If we have the power to turn another planet into Earth, then we have the power to turn Earth back into Earth.

Many people are unhappy because there was some point in their past where there was some glory day, and as they get older they're not creating more glory days. They reflect on a time that they will never reach again, and it brings some level of dissatisfaction into their lives. I have circumvented that by simply making incumbent upon myself to always be productive in ways that are consistent with my physical body, my mental state of knowledge, but more important, my presumed growth in wisdom that would come with age.

The past is another planet.