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History is always repeating itself, but each time the price goes up.

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Claude Bernard

We achieve more than we know. We know more than we understand. We understand more than we can explain.

Achieve, Achievement, Know, Knowledge, Science, Understand
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A contemporary poet has characterized this sense of the personality of art and of the impersonality of science in these words,-'Art is myself; science is ourselves. '

Art, Contemporary, Impersonality, Personality, Science

The first entirely vital action, so termed because it is not effected outside the influence of life, consists in the creation of the glycogenic material in the living hepatic tissue. The second entirely chemical action, which can be effected outside the influence of life, consists in the transformation of the glycogenic material into sugar by means of a ferment.

Glycogenic, Hepatic, Material, Mean, Sugar, Tissues

Now, a living organism is nothing but a wonderful machine endowed with the most marvellous properties and set going by means of the most complex and delicate mechanism.

Machine, Machines, Marvellous, Mean, Science, Wonderful

Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences. The alchemists founded chemistry by pursuing chimerical problems and theories which are false. In physical science, which is more advanced than biology, we might still cite men of science who make great discoveries by relying on false theories. It seems, indeed, a necessary weakness of our mind to be able to reach truth only across a multitude of errors and obstacles.

Men, Mistake, Problems, Pursuing, Science, Truth

It is impossible to devise an experiment without a preconceived idea; devising an experiment, we said, is putting a question; we never conceive a question without an idea which invites an answer. I consider it, therefore, an absolute principle that experiments must always be devised in view of a preconceived idea, no matter if the idea be not very clear nor very well defined.

Devised, Devising, Ideas, Principle, Science, Views
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