It ought to be realized by all dog owners that obesity shortens a dog's life quite considerably, a life which is much too short anyhow.

The fidelity of a dog is a precious gift demanding no less binding moral responsibilities than the friendship of a human being.

The instinctive need to be the member of a closely knit group fighting for common ideals may grow so strong that it becomes inessential what these ideals are.

All the advantages that man has gained from his ever-deepening understanding of the natural world that surrounds him, his technological, chemical and medical progress, all of which should seem to alleviate human suffering... tends instead to favor humanity's destruction.

One of the most dangerously vicious circles menacing the continued existence of all mankind arises through that grim striving for the highest possible position within the ranked order, in other words, the reckless pursuit of power which combines with an insatiable greed of neurotic proportions that the results of acquired power confer.

Scientific truth is universal, because it is only discovered by the human brain and not made by it, as art is.

The human soul is very much older than the human mind.