Whatever man does he must do first in his mind.
The source of this energy is the sun's radiation.
A vitamin is a substance that makes you ill if you don't eat it.
Water is life's matter and matrix, mother and medium. There is no life without water.
Discovery consists of seeing what everybody has seen, and thinking what nobody has thought.
Research is to see what everybody else has seen, and to think what nobody else has thought.
Discovery is seeing what everybody else has seen, and thinking what nobody else has thought.
Without energy life would be extinguished instantaneously, and the cellular fabric would collapse.
This oxidation of hydrogen in stages seems to be one of the basic principles of biological oxidation.
A living cell requires energy not only for all its functions, but also for the maintenance of its structure.