A living cell requires energy not only for all its functions, but also for the maintenance of its structure.

It is impossible to encircle the hips of a girl with my right arm and hold her smile in my left hand, then proceed to study the two items separately. Similarly, we can not separate life from living matter, in order to study only living matter and its reactions. Inevitably, studying living matter and its reactions, we study life itself

This oxidation of hydrogen in stages seems to be one of the basic principles of biological oxidation.

The source of this energy is the sun's radiation.

Knowledge is a sacred cow, and my problem will be how we can milk her while keeping clear of her horns.

I always tried to live up to Leo Szilard's commandment, "don't lie if you don't have to." I had to. I filled up pages with words and plans I knew I would not follow. When I go home from my laboratory in the late afternoon, I often do not know what I am going to do the next day. I expect to think that up during the night. How could I tell them what I would do a year hence?

"This celebration here tells me that this work is not hopeless. I thank you for this teaching with all my heart and lift my glass to human solidarity, to the ultimate victory of knowledge, peace, good-will and understanding."