Science Quotes

Discovery, wonder, and the relentless pursuit of understanding how the world works.

20549 quotes

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"In the laboratory of the garden, all species are equal partners in life's grand experiment."
Hugo de Vries
H
"To study heredity is to study the democratic principle inherent in all life."
Hugo de Vries
H
"In the interplay of mutation and selection lies the narrative of all life."
Hugo de Vries
H
"The laboratory of nature is open to all who have the patience to observe."
Hugo de Vries
H
"Evolution proceeds not by leaps but by the accumulation of imperceptible differences."
Hugo de Vries
H
"Mutations are nature's experiments; selection, her critique."
Hugo de Vries
H
"Mutation and selection together compose the grammar of evolution."
Hugo de Vries
H
"Science is the art of asking nature the right questions and listening carefully to her answers."
Hugo de Vries
A
"The action of natural selection is so gradual that each step is imperceptible to us."
Alfred Russel Wallace
A
"Every species has come into existence coincident both in space and time with a pre-existing closely allied species."
Alfred Russel Wallace
A
"The advancement of human knowledge depends on rigorous scientific inquiry."
Alfred Russel Wallace
A
"The universe operates according to laws discoverable through patient study."
Alfred Russel Wallace
A
"Scientific inquiry must be tempered with ethical consideration."
Alfred Russel Wallace
A
"The continuity of the germ-plasm is the physical basis of heredity."
August Weismann
A
"Evolution is not a theory of chance, but of necessity."
August Weismann
A
"Acquired characteristics cannot be inherited; only what is written in the germ cells passes to offspring."
August Weismann
A
"We must look to the germ-plasm, not the body, to understand heredity."
August Weismann
A
"Heredity is not mystical; it is mechanical and observable."
August Weismann
A
"Organisms are not created; they are manufactured by evolutionary time."
August Weismann
A
"The germ-plasm holds the secrets of the past and the blueprint of the future."
August Weismann
A
"Inheritance is the mechanism by which nature remembers what works."
August Weismann
A
"Heredity operates by laws as certain as the laws of physics."
August Weismann
A
"Evolution is the only theory that explains the unity and diversity of life."
August Weismann
A
"Natural selection is the only mechanism sufficient to explain life's complexity."
August Weismann
A
"Variation provides the raw material; selection provides the direction."
August Weismann
J
"Use and disuse of organs determines their development or atrophy."
Jean-Baptiste Lamarck
J
"All living things possess some degree of sensitivity."
Jean-Baptiste Lamarck
J
"Matter itself possesses an inherent force."
Jean-Baptiste Lamarck
J
"Organs develop in response to need and use."
Jean-Baptiste Lamarck
J
"Species are not immutable categories."
Jean-Baptiste Lamarck