For my own personal growth I had to set out on my own.

It's a difficult question of relations between people.

Scientists have reaped rich rewards, they have sat high in government councils and have been blinded by the attractiveness of public life-all this because they happen to have been good killers.

You travel across the country, you visit departments, you give talks, you talk about the work at your laboratory - what's going on, what the opportunities are there - you talk about your own research.

I had an agenda. It was a very smooth transition.

My attitude toward graduate students was different, I must say. I used graduate students as colleagues: I gave them the best problems to work on, and I encouraged them.

For my own personal growth I had to set out on my own.