Charles Darwin

The highest stage in moral culture at which we can arrive is when we recognize that we ought to control read more

The highest stage in moral culture at which we can arrive is when we recognize that we ought to control our thoughts.

If the misery of the poor be caused not by the laws of nature, but by our institutions, great is read more

If the misery of the poor be caused not by the laws of nature, but by our institutions, great is our sin.

It is not the strongest of the species that survive, nor the most
intelligent, but the one most responsive to read more

It is not the strongest of the species that survive, nor the most
intelligent, but the one most responsive to change.

...it is always advisable to perceive clearly our ignorance.

...it is always advisable to perceive clearly our ignorance.

I have steadily endeavored to keep my mind free so as to give up any hypothesis, however much beloved (and read more

I have steadily endeavored to keep my mind free so as to give up any hypothesis, however much beloved (and I cannot resist forming one on every subject), as soon as the facts are shown to be opposed to it.