ANOTHER VOLUME OF THE BIOLOGY. 1864-67. ÆT. 44-47
LETTERS show that before the number which closed the first volume of the Biology was issued, I had commenced the second volume; for I was eager to get completely worked out on paper, ideas which had been long waiting for expression. A letter to my father of October 14, complaining of delays, continues:--
"Meanwhile I am getting ready my materials, and arranging my ideas for commencing the next No. which I shall do to-morrow or on Monday. The subject of Morphological Development grows upon me so much as I examine into it, that I feel somewhat perplexed how to say all that I have got to say within the available space."
I am reminded by this passage of the way in which with me, and I suppose with many others, plans that have been once formed exercise an almost irresistible coercion. Habitually, before I have yet finished rejoicing over my emancipation from a work which has long played the tyrant over me, I make myself the slave of. another. The truth is, I suppose, that in the absence of wife and children to care for, the carrying out of my undertakings is the one thing which makes life worth living--even though, by it, life is continually perturbed. I have often said jestingly, that if I could but get over