I shall be glad to learn what you think of Clark's view of sponges being flagellate infusorians; some observers in this country believe in him.

I am glad you are going fully to consider inheritance, which is an all-important subject for us.

I do not know whether you have ever read my chapter on pangenesis.

My ideas have been almost universally despised, and I suppose that I was foolish to publish them; yet I must still think that there is some truth in them.

Anyhow, they have aided me much in making me clearly understand the facts of inheritance.
I have had bad health this last summer, and during two months was able to do nothing; but I have now almost finished a next edition of the "Origin," which Victor Carus is translating.