Philosophical Sayings

483 sayings found from the Modern era

Experiment itself cannot give truth, but it gives the means of destroying erroneous representations whilst confirming those which are true in all their consequences.

— Dmitri Mendeleev Undated
Philosophical

To conceive, understand, and grasp the whole symmetry of the scientific edifice, including its unfinished portions, is equivalent to tasting that enjoyment only conveyed by the highest forms of beauty and truth.

— Dmitri Mendeleev Undated
Philosophical

There are no grounds to think that knowledge and our mastery over matter have bounds.

— Dmitri Mendeleev Undated
Philosophical

The chemist must descend into the depths within himself, and find the spark of an idea to illuminate the darkness.

— Dmitri Mendeleev Undated
Philosophical

The essence of chemistry lies not in the pursuit of knowledge alone, but also in the pursuit of truth.

— Dmitri Mendeleev Undated
Philosophical

If statements of fact themselves depend upon the person who observes them, how much more distinct is the reflection of the personality of him who gives an account of methods and of philosophical speculations which form the essence of science!

— Dmitri Mendeleev Undated
Philosophical

I have achieved an inner freedom.

— Dmitri Mendeleev Undated
Philosophical

It is useful in this sense to make a clear distinction between the conception of an element as a separate homogenous substance and as a material but invisible part of a compound.

— Dmitri Mendeleev 1869
Philosophical

Atomic weight belongs not to coal or diamond but carbon.

— Dmitri Mendeleev 1869
Philosophical

No law of nature, however general, has been established all at once; its recognition has always been preceded by many presentiments.

— Dmitri Mendeleev Undated
Philosophical

Pleasures flit by -- they are only for yourself; work leaves a mark of long-lasting joy, work is for others.

— Dmitri Mendeleev Undated
Philosophical

Science which deals with the infinite is itself without bounds.

— Dmitri Mendeleev Undated
Philosophical

The invisible world of chemical atoms is still waiting for the creator of chemical mechanics.

— Dmitri Mendeleev Undated, likely early or mid-career.
Philosophical

Refrain from illusions, insist on work, and not on words, patiently search divine and scientific truth.

— Dmitri Mendeleev Undated
Philosophical

By gradually studying matter, people finally take command of it.

— Dmitri Mendeleev Undated
Philosophical

Hypotheses help and guide scientific work — the search for truth — as the tiller's plough helps the cultivation of useful plants.

— Dmitri Mendeleev Undated
Philosophical

What has been sown for the field of science will grow up for the people's welfare.

— Dmitri Mendeleev Undated
Philosophical

In science we must all submit not to what seems to us attractive from one point of view or another, but to what represents an agreement between theory and experiment.

— Dmitri Mendeleev Undated
Philosophical

he reproached the modern scientific thought because it “got entangled in ions and electrons”.

— Dmitri Mendeleev Late 19th - early 20th century
Philosophical

The original question, 'Can machines think?' I believe to be too meaningless to deserve discussion. Nevertheless I believe that at the end of the century the use of words and general educated opinion will have altered so much that one will be able to…

— Alan Turing 1950
Philosophical