It is like a voyage of discovery into unknown lands, seeking not for new territory but for new knowledge. It should appeal to those with a good sense of adventure.

Scientific research is one of the most exciting and rewarding of occupations.

Influenced by him, and probably even more so by my brother Theodore (a year older than me), I soon became interested in biology and developed a respect for the importance of science and the scientific method.

And indeed this theme has been at the centre of all my research since 1943, both because of its intrinsic fascination and my conviction that a knowledge of sequences could contribute much to our understanding of living matter.

I have probably purchased fifty 'hot tips' in my career, maybe even more. When I put them all together, I know I am a net loser.

The federal government has never created one job that is sustainable long term. It creates government project work but not creating real work where people are.

Tom Bradford is a lot like the real me. He's a man who always put his career second to his family. As long as everything was OK at home, he was OK, too.

I've always learned in show business: you take the job.