People go through four stages before any revolutionary development: 1. It's nonsense, don't waste my time. 2. It's interesting, but not important. 3. I always said it was a good idea. 4. I thought of it first.

People go through four stages before any revolutionary development: 1. It's nonsense, don't waste my time. 2. It's interesting, but not important. 3. I always said it was a good idea. 4. I thought of it first.