Kill or be killed, eat or be eaten, was the law; and this mandate, down out of the depths of Time.

Pursuit and possession are accompanied by states of consciousness so wide apart that they can never be united.

The trouble with him was that he was without imagination. He was quick and alert in the things of life, but only in the things, and not in the significances. Fifty degrees below zero meant eighty-odd degrees of frost. Such fact impressed him as being cold and uncomfortable, and that was all. It did not lead him to meditate upon his frailty as a creature of temperature, and upon man's frailty in general, able only to live within certain narrow limits of heat and cold; and from there on it did not lead him to the conjectural field of immortality and man's place in the universe.

Ever bike? Now that's something that makes life worth living!... Oh, to just grip your handlebars and lay down to it, and go ripping and tearing through streets and road, over railroad tracks and bridges, threading crowds, avoiding collisions, at twenty miles or more an hour, and wondering all the time when you're going to smash up. Well, now, that's something! And then go home again after three hours of it... and then to think that tomorrow I can do it all over again!

It is so much easier to live placidly and complacently. Of course, to live placidly and complacently is not to live at all.

Our ape-like and arboreal ancestors entered upon the first of many short cuts. To crack a marrow-bone with a rock was the act which fathered the tool, and between the cracking of a marrow-bone and the riding down town in an automobile lies only a difference of degree.

But especially he loved to run in the dim twilight of the summer midnights, listening to the subdued and sleepy murmurs of the forest, reading signs and sounds as a man may read a book, and seeking for the mysterious something that called -- called, waking or sleeping, at all times, for him to come.