At the moment our human world is based on the suffering and destruction of millions of non-humans. To perceive this and to do something to change it in personal and public ways is to undergo a change of perception akin to a religious conversion. Nothing can ever be seen in quite the same way again because once you have admitted the terror and pain of other species you will, unless you resist conversion, be always aware of the endless permutations of suffering that support our society.

When the impossible has been eliminated, all that remains no matter how improbable is possible.

Watson. Come at once if convenient. If inconvenient, come all the same.

So all life is a great chain, the nature of which is known whenever we are shown a link of it.

I am afraid that I rather give myself away when I explain," said he. "Results without causes are much more impressive.

It may be that you are not yourself luminous, but that you are a conductor of light. Some people without possessing genius have a remarkable power of stimulating it.

While the individual man is an insoluble puzzle, in the aggregate he becomes a mathematical certainty. You can, for example, never foretell what any one man will be up to, but you can say with precision what an average number will be up to. Individuals vary, but percentages remain constant. So says the statistician.