It's not what you look at that matters, it's what you see - i.e. compare it to, something worse or better, that determines whether you are respectively grateful and happy or ungrateful and bitter.

The researcher is more memorable than the researched.

I think it will be found that he who speaks with most authority on a given subject is not ignorant of what has been said by his predecessors. He will take his place in a regular order, and substantially add his own knowledge to the knowledge of previous generations.

It is remarkable how closely the history of the apple tree is connected with that of man.

There are moments when all anxiety and stated toil are becalmed in the infinite leisure and repose of nature.

All that are printed and bound are not books; they do not necessarily belong to letters, but are oftener to be ranked with the other luxuries and appendages of civilized life. Base wares are palmed off under a thousand disguises.

Simplicity is the law of Nature for man as well as for flowers. When the tapestry (corolla) of the nuptial bed (calyx) is excessive, luxuriant, it is unproductive. The fertile flowers are single, not double.