“The space program needs a goal, and the goal should be humans to Mars.”

“Mars is key to humanity's future in space. It is the closest planet that has all the resources needed to support life and technological civilization. Its complexity uniquely demands the skills of h...”

“People make their own fates, and if enough of us make our fate to be space explorers, perhaps we can actually get some space exploration done.”

“As I explain at some length in my book 'Energy Victory,' during World War II, the American strength in oil production was a decisive advantage for the Allies. Airplanes, ships, and tanks all ran on...”

“The facts of the fossil record never justified denying poor people a healthy diet. The facts of the weather record do not justify denying poor people affordable energy. And no set of facts, whateve...”

“Putting aside for the moment the question of whether human industrial CO2 emissions are having an effect on climate, it is quite clear that they are raising atmospheric CO2 levels. As a result, the...”

“The value of doing something does not lie in the ease or difficulty, the probability or improbability of its achievement, but in the vision, the plan, the determination and the perseverance, the ef...”

“Of what use can our labour be, when the labours we record are in themselves entirely useless?”

“Anything that just costs money is cheap.”

“Either we are running from what we fear, or running to what we fear. The former is a choice driven by fear, the latter is an action inspired by it.”

“Making the attempt is what matters most.”

“Here comes the best part, I say, realizing that Ive spoken aloud the words I always tease Haddie for when she announces them at the bridge of the song. The lyrics come and I sing along as the words...”