innovation

When you’re focused on something few others are thinking about, you find yourself constantly making the case to yourself and others that your vision is worth pursuing and worthy of other people’s attention. This ongoing need to justify your work creates a significant emotional overhead.

One does not get a jet engine by improving the propeller. One does not breed horses until they give birth to a car. Telephones did not come from research on mail. Where on earth did the inspiration for the transistor and these other "leaps" of innovation come from to begin with?