"The scientist does not study nature because it is useful he studies it because he delights in it, and he delights in it because it is beautiful."
"Green is the prime color of the world, and that from which its loveliness arises."Henri Poincare on Pedro Calderon de la Barca
"And the day came when the risk to remain tight in a bud was more painful than the risk it took to blossom."Henri Poincare on Anais Nin
"Look deep into nature, and then you will understand everything better."Henri Poincare on Albert Einstein
"I thank you God for this most amazing day, for the leaping greenly spirits of trees, and for the blue dream of sky and for everything which is natural, which is infinite, which is yes."Henri Poincare on e. e. cummings
"All my life I have tried to pluck a thistle and plant a flower wherever the flower would grow in thought and mind."Henri Poincare on Abraham Lincoln
"The mind uses its faculty for creativity only when experience forces it to do so."
"The mathematical facts worthy of being studied are those which, by their analogy with other facts, are capable of leading us to the knowledge of a physical law."
"It is through science that we prove, but through intuition that we discover."
"Science is built up of facts, as a house is with stones. But a collection of facts is no more a science than a heap of stones is a house."
"Just as houses are made of stones, so is science made of facts."