The moon is a good, solid base to build a space travel organization in the community.
Start marching forward, even when into the new and unknown, and don't be deterred by obstacles.
We should spend less time at universities filling our students' minds with content by lecturing at them, and more time igniting their creativity … by actually talking with them.
Online education, then, can serve two goals. For students lucky enough to have access to great teachers, blended learning can mean even better outcomes at the same or lower cost. And for the millions here and abroad who lack access to good, in-person education, online learning can open doors that would otherwise remain closed.
The world is noisy and messy. You need to deal with the noise and uncertainty.
High-quality education provided by MOOCs can be a significant factor in opening doors to opportunity—even among the college-educated.
Current ethos in Silicon Valley is that if you build a website that people keep coming back to and is changing the lives of millions, you can eventually make money.
For me, environment is all. Place is absolutely essential.
I've never been hurt by a sea creature, except for jellyfish and sea urchins.
There are no absolute rules of conduct, either in peace or war. Everything depends on circumstances.
Christianity offers reasons for not fearing death or the universe, and in so doing it fails to teach adequately the virtue of courage.