The factor most ignored in discussing interstellar flight is the kinetic energy that must be invested in the ship to make its tons of matter move at a substantial fraction of the speed of light. ↗
No politician has ever yet been able to rule his country, nor has any country ever yet been able to face the world, upon the principles of the Sermon on the Mount. ↗
It's just us trying to start a movement where everybody passes on a bit of cooking knowledge. We estimate that one person can potentially affect 180 others very quickly so we're just trying to spread the word. ↗
Like most of the other teachers, I'd done a bit of teaching and we all think we're great at what we do, but you realize that normally you have an audience who are all onside, who all want to listen. ↗
To live in this world, you must be able to do three things: to love what is mortal; to hold it against your bones knowing your own life depends on it; and, when the time comes to let it go, to let it go. ↗
I have a notebook with me all the time, and I begin scribbling a few words. When things are going well, the walk does not get anywhere; I finally just stop and write. ↗