Geniuses -

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

A man has always to be busy with his thoughts if anything is to be accomplished.

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genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

I must confess... I don't know any tongue but the Nether-Dutch.

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

I have oft-times been besought, by divers gentlemen, to set down on paper what I have beheld through my newly invented microscopia, but I have generally declined.

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

We will admit that, out of the mud or sand which is found on the seashore or the beds of our rivers, at low water, shellfish or testaceous animals come forth, but it does not from thence by any means follow that they are produced without any regular course of generation.

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

For my part, I hold it equally impossible for a small shellfish to be produced without generation as for a whale to have its origin from the mud.

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

People who look for the first time through a microscope say, 'Now I see this, and then I see that,' and even a skilled observer can be fooled. On these observations I have spent more time than many will believe, but I have done them with joy, and I have taken no notice of those who have said, 'Why take so much trouble,' and, 'What good is it?'

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

My determination is not to remain stubbornly with my ideas, but I'll leave them and go over to others as soon as I am shown plausible reasons which I can grasp.

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

Man comes not from an egg but from an animalcule that is found in male sperm.

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

How inscrutable and incomprehensible are the hidden works of Nature!

genius antonie van leeuwenhoek

Antonie van Leeuwenhoek

Whenever I found out anything remarkable, I have thought it my duty to put down my discovery on paper, so that all ingenious people might be informed thereof.