“It is necessary to look forward to a harvest, however distant that may be, when some fruit will be reaped, some good effected.”

“If I had my life to live over again, I would have made a rule to read some poetry and listen to some music at least once every week.”

“more commonly but not exclusively to the like sex. It is a fact of some importance to us, that peculiarities appearing in the males of our domestic breeds are often transmitted, either exclusively or in a much greater degree, to the males alone. A much more important rule, which I think may be trusted, is that, at whatever period of life a peculiarity”

“In conclusion, it appears that nothing can be more improving to a young naturalist, than a journey in distant countries.”

“How odd it is that anyone should not see that all observation must be for or against some view if it is to be of any service!”

“The weather is quite delicious. Yesterday, after writing to you, I strolled a little beyond the glade for an hour and a half and enjoyed myself--the fresh yet dark green of the grand Scotch firs, the brown of the catkins of the old birches, with their white stems, and a fringe of distant green from the larches, made an excessively pretty view. At last I fell asleep on the grass, and awoke with a chorus of birds singing around me, and squirrels running up the trees, and some woodpeckers laughing, and it was as pleasant and rural a scene as I ever saw, and I did not care one penny how any of the beasts or birds had been formed.”

“False facts are highly injurious to the progress of science, for they often endure long; but false views, if supported by some evidence, do little harm, for everyone takes a salutary pleasure in proving their falseness; and when this is done, one path towards error is closed and the road to truth is often at the same time opened.”