"From September 1854 I devoted my whole time to arranging my huge pile of notes, to observing, and to experimenting in relation to the transmutation of species."
1856:
"Early in 1856 Lyell advised me to write out my views pretty fully, and I began at once to do so on a scale three or four times as extensive as that which was afterwards followed in my 'Origin of Species'."
1858:
Joint paper by Charles Darwin and Alfred Russel Wallace "On the Tendency of Species to form Varieties; and on the perpetuation of Varieties and Species by Natural Means of Selection," communicated to the Linnean Society by Sir Charles Lyell and Sir Joseph Hooker.
"I was at first very unwilling to consent (to the communication of his MS. to the Society) as I thought Mr. Wallace might consider my doing so unjustifiable, for I did not then know how generous and noble was his disposition."
"July 20 to Aug. 12 at Sandown (Isle of Wight) began abstract of Species book."
1859:
Nov. 24. Publication of "The Origin of Species" (1250 copies).
"Oh, good heavens, the relief to my head and body to banish the whole subject from my mind! … But, alas, how frequent, how almost universal it is in an author to persuade himself of the truth of his own dogmas. My only hope is that I certainly see many difficulties of gigantic stature."
1860:
Publication of the second edition of the "Origin" (3000 copies).
Publication of a "Naturalist's Voyage".
1861:
Publication of the third edition of the "Origin" (2000 copies).
"I am going to write a little book … on Orchids, and to-day I hate them worse than everything."
1862:
Publication of the book "On the various contrivances by which Orchids are fertilised by Insects".
1865:
Read paper before the Linnean Society "On the Movements and Habits of Climbing plants". (Published as a book in 1875.)
1866:
Publication of the fourth edition of the "Origin" (1250 copies).
1868:
"I have sent the MS. of my big book, and horridly, disgustingly big it will be, to the printers."
Publication of the "Variation of Animals and Plants under Domestication".
"About my book, I will give you (Sir Joseph Hooker) a bit of advice. Skip the whole of Vol. I, except the last chapter, (and that need only be skimmed), and skip largely in the 2nd volume; and then you will say it is a very good book."
"Towards the end of the work I give my well-abused hypothesis of Pangenesis. An unverified hypothesis is of little or no value; but if anyone should hereafter be led to make observations by which some such hypothesis could be established, I shall have done good service, as an astonishing number of isolated facts can be thus connected together and rendered intelligible."
1869:
Publication of the fifth edition of the "Origin".
1871:
Publication of "The Descent of Man".
"Although in the 'Origin of Species' the derivation of any particular species is never discussed, yet I thought it best, in order that no honourable man should accuse me of concealing my views, to add that by the work 'light would be thrown on the origin of man and his history'."
1872:
Publication of the sixth edition of the "Origin".
Publication of "The Expression of the Emotions in Man and Animals".
1874:
Publication of the second edition of "The Descent of Man".
"The new edition of the "Descent" has turned out an awful job. It took me ten days merely to glance over letters and reviews with criticisms and new facts. It is a devil of a job."
Publication of the second edition of "The Structure and Distribution of Coral Reefs".
1875:
Publication of "Insectivorous Plants".
"I begin to think that every one who publishes a book is a fool."
Publication of the second edition of "Variation in Animals and Plants".
Publication of "The Movements and Habits of Climbing Plants" as a separate book.
1876:
Wrote Autobiographical Sketch ("Life and Letters", Vol. I., Chap II.).
Publication of "The Effects of Cross and Self fertilisation".
"I now (1881) believe, however, … that I ought to have insisted more strongly than I did on the many adaptations for self-fertilisation."
Publication of the second edition of "Observations on Volcanic Islands".
1877:
Publication of "The Different Forms of Flowers on Plants of the same species".
"I do not suppose that I shall publish any more books … I cannot endure being idle, but heaven knows whether I am capable of any more good work."
Publication of the second edition of the Orchid book.
1878:
Publication of the second edition of "The Effects of Cross and Self fertilisation".
1879:
Publication of an English translation of Ernst Krause's "Erasmus Darwin", with a notice by Charles Darwin. "I am EXTREMELY glad that you approve of the little 'Life' of our Grandfather, for I have been repenting that I ever undertook it, as the work was quite beyond my tether." (To Mr. Francis Galton, Nov. 14, 1879.)
1880:
Publication of "The Power of Movement in Plants".
"It has always pleased me to exalt plants in the scale of organised beings."
Publication of the second edition of "The Different Forms of Flowers".
1881:
Wrote a continuation of the Autobiography.
Publication of "The Formation of Vegetable Mould, through the Action of Worms".
"It is the completion of a short paper read before the Geological Society more than forty years ago, and has revived old geological thoughts … As far as I can judge it will be a curious little book."
1882:
Charles Darwin died at Down, April 19, and was buried in Westminster Abbey, April 26, in the north aisle of the Nave a few feet from the grave of Sir Isaac Newton.
"As for myself, I believe that I have acted rightly in steadily following and devoting my life to Science. I feel no remorse from having committed any great sin, but have often and often regretted that I have not done more direct good to my fellow creatures."
The quotations in the above Epitome are taken from the Autobiography and published Letters:—
"The Life and Letters of Charles Darwin", including an Autobiographical Chapter. Edited by his son, Francis Darwin, 3 Vols., London, 1887.
"Charles Darwin": His life told in an Autobiographical Chapter, and in a selected series of his published Letters. Edited by his son, Francis Darwin, London, 1902.
"More Letters of Charles Darwin". A record of his work in a series