When we try to look farther into the universe we come to what appears to be the end of space but actually it's the beginning of time.

In this 21st century, bedtime doesn't matter at all. All that matters is what you set for your DVR [Digital Video Recorder].

People think about life from day-to-day rather than thinking about life as something that invents a new kind of tomorrow.

The theory of evolution, like the theory of gravity, is a scientific fact.

Part of knowing how to think is knowing how the laws of nature shape the world around us. Without that knowledge, without that capacity to think, you can easily become a victim of people who seek to take advantage of you.

Curiosity is unknown. All adults were once kids and once curious, but as adults you don't remember that and you see curiosity when it's expressed in children as a pathway to household disaster. They're simply exploring their environment, manifesting their curiosity. So what you need to do is create an environment where curiosity is rewarded rather than punished, or thwarted.

Space enthusiasts are the most susceptible demographic to delusion that I have ever seen.