“Nothing is so dangerous to the progress of the human mind than to assume that our views of science are ultimate, that there are no mysteries in nature, that our triumphs are complete and that there...”

“The most important of my discoveries have been suggested to me by my failures.”

“In the present state of our knowledge, it would be useless to attempt to speculate on the remote cause of the electrical energy... its relation to chemical affinity is, however, sufficiently eviden...”

“Life is made up, not of great sacrifices or duties, but of little things, in which smiles and kindness, and small obligations given habitually, are what preserve the heart and secure comfort.”

“Natural science is founded on minute critical views of the general order of events taking place upon our globe, corrected, enlarged, or exalted by experiments, in which the agents concerned are pla...”

“The moment after, I began to respire 20 quarts of unmingled nitrous oxide. A thrilling, extending from the chest to the extremities, was almost immediately produced. I felt a sense of tangible exte...”

“Thinking is the hardest work anyone can do, which is probably the reason why we have so few thinkers. ”

“Perhaps the logical conclusion of everyone looking the same is everyone thinking the same.”

“I could not think without writing.”

“A man is not idle because he is absorbed in thought. There is visible labor and there is invisible labor.”

“If only [people] understood that every thought is both false and true! False by one-sidenedness resulting from man's inability to embrace the whole truth, and true as an expression of one fact of h...”

“Ihr redet, wenn ihr aufhrt mit euren Gedanken in Frieden zu sein.”

“We are looking for a tongue that speaks with reverence for life, searching for an ecology of mind. Without it, we have no home, no place of our own within the creation. It is not only the vocabular...”

“But Sasha was from Russia, where the sunsets are longer, the dawns less sudden and sentences are often left unfinished from doubt as how to best end them.”

“Why the Egyptian, Arabic, Abyssinian, Choctaw? Well, what tongue does the wind talk? What nationality is a storm? What country do rains come from? What color is lightning? Where does thunder goe wh...”