A substance that makes you ill if you don't eat it.

Through the ages, man's main concern was life after death. Today, for the first time, we find we must ask questions about whether there will be life before death.

If I go out into nature, into the unknown, to the fringes of knowledge, everything seems mixed up and contradictory, illogical, and incoherent. This is what research does; it smooths out contradictions and makes things simple, logical, and coherent.

When I received the Nobel Prize, the only big lump sum of money I have ever seen, I had to do something with it. The easiest way to drop this hot potato was to invest it, to buy shares. I knew that World War II was coming and I was afraid that if I had shares which rise in case of war, I would wish for war. So I asked my agent to buy shares which go down in the event of war. This he did. I lost my money and saved my soul.

Without energy life would be extinguished instantaneously, and the cellular fabric would collapse.

If structure does not tell us anything about function, it means that we have not looked at it correctly.

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