Research is not a systematic occupation but an intuitive artistic vocation.

The key to happiness is not to get more, but to enjoy what we have and to fill the empty frame of our lives instead of enlarging it.

I am the son of a small and far-away nation and the other laureates have all come from different countries from all over the world and we all were equally received here with signs of sympathy.

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

Discovery consists of looking at the same thing as everyone else and thinking something different.

Life is water, dancing to the tune of solids.

To regulate something always requires two opposing factors. You cannot regulate by a single factor. To give an example, the traffic in the streets could not be controlled by a green light or a red light alone. It needs a green light and a red light as well. The ratio between retine and promine determines whether there is any motion, any growth, or not. Two different inclinations have to be there in readiness to make the cells proliferate.