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.

Gutenberg and Richter were very great men.

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

It's a difficult question of relations between people.

When the first computers started to come in, we tried to digitalize the seismological equipment.

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.