Innovation is the key driver of economic growth, and we must create environments that foster it.
We cannot know the cause, and therefore the effect, by reason alone.
Look at a day when you are supremely satisfied at the end. It's not a day when you lounge around doing nothing; it's a day you've had everything to do and you've done it.
The most dangerous thing in the world is to try to leap a chasm in two jumps.