Do not disturb my circles.

Scientists
Archimedes
Ancient Greek mathematician, physicist, and engineer born c. 287 BC in Syracuse. He discovered the principle of buoyancy, approximated pi, and invented ingenious war machines.
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Archimedes's Other Quotes
Related Quotes
In nature nothing exists alone.
-- Rachel Carson
The more clearly we can focus our attention on the wonders and realities of the universe about us, the less taste we shall have for destruction.
-- Rachel Carson
There is grandeur in this view of life, with its several powers, having been originally breathed into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being, evolved.
-- Charles Darwin
The duty of the man who investigates the writings of scientists, if learning the truth is his goal, is to make himself an enemy of all that he reads.
-- Ibn al-Haytham
It's easier to ask forgiveness than it is to get permission.
-- Grace Hopper
The most dangerous phrase in the language is: 'We've always done it this way.'
-- Grace Hopper