Charles F. Kettering

We have a lot of people revolutionizing the world because they've never had to present a working model.

We have a lot of people revolutionizing the world because they've never had to present a working model.

Failures are finger posts on the road to achievement.

Failures are finger posts on the road to achievement.

Thinking is one thing no one has ever been able to tax.

Thinking is one thing no one has ever been able to tax.

We should all be concerned about the future because we will have to live the rest of our lives there.

We should all be concerned about the future because we will have to live the rest of our lives there.

People are very open-minded about new things - as long as they're exactly like the old ones.

People are very open-minded about new things - as long as they're exactly like the old ones.