“The signs of excessive indulgence in this destructive pastime are easily detectable. They are these: A disposition to eat, to drink, to smoke, to meet together convivially, to laugh, to joke, and tell indelicate stories— and mainly, a yearning to paint pictures.”

“Canadian girls are so pretty it's a relief now and then to see a plain one.”

“If you pick up a starving dog and make him prosperous he will not bite you. This is the principal difference between a dog and man.”

“In my age, as in my youth, night brings me many a deep remorse. I realize that from the cradle up I have been like the rest of the race - never quite sane in the night.”

“Suddenly the nickel-clad horse takes the bit in its mouth and goes slanting for the curbstone defying all prayers and all your powers to change its mind - your heart stands still, your breath hangs fire, your legs forget to work.”

“All life is an experiment. The more experiments you make the better.”

“The Good Spirit never cared for the colleges, and though all men and boys were now drilled in Greek, Latin, and Mathematics, it had quite left these shells high on the beach, and was creating and feeding other matters [science] at other ends of the world.”

“Nature is a rag-merchant, who works up every shred and ort and end into new creations; like a good chemist, whom I found, the other day, in his laboratory, converting his old shirts into pure white sugar.”