Do not slave holders wish to make the black man other kind – animals with affections, imitation, fear of death, pain, sorrow for the dead. – respect.
As for a future life, every man must judge for himself between conflicting vague probabilities.
A man who dares to waste one hour of time has not discovered the value of life.
What a book a devil’s chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel works of nature!
To kill an error is as good a service as, and sometimes even better than, the establishing a new truth or fact.
The mystery of the beginning of all things is insoluble by us; and I for one must be content to remain an Agnostic.
The more one thinks the more one feels the hopeless immensity of man’s ignorance.
Nothing before had ever made me thoroughly realise, though I had read various scientific books, that science consists in grouping facts so that general laws or conclusions may be drawn from them.
My mind seems to have become a kind of machine for grinding general laws out of large collections of facts.
Let theory guide your observations, but till your reputation is well established be sparing in publishing theory. It makes persons doubt your observations.
It strikes me that all our knowledge about the structure of our earth is very much like what an old hen would know of a hundred acre field, in a corner of which she is scratching.
It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is most adaptable to change.