“The philosophical study of nature endeavors, in the the vicissitudes of phenomena, to connect the present with the past.”

“I could not possibly have been placed in circumstances more highly favorable for study and exploration than those which I now enjoy. I am free from the distractions constantly arising in civilized ...”

“This aspect of animated nature, in which man is nothing, has something in it strange and sad....Here, in a fertile country, adorned with eternal verdure, we seek in vain the traces of the power of ...”

“When nations resort to arms, the human spirit is like a bird that cannot stand to hear its own song.”

“There is not a fragment in all nature, for every relative fragment of one thing is a full harmonious unit in itself.”

“There is no wisdom for a man without harmony, and without harmony there is no contemplation. Without contemplation there cannot be peace, and without peace can there be joy?”