“Animals, whom we have made our slaves, we do not like to consider our equal.”

Only the fittest will survive.

The loss of tastes for poetry and music is a loss of happiness.

To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact.

I have tried lately to read Shakespeare, and found it so intolerably dull that it nauseated me.

What a book a devil’s chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel work of nature!

It is impossible to concieve of this immense and wonderful universe as the result of blind chance or necessity.

There is a grandeur in this view of life, from so simple a beginning endless forms most beautiful are being evolved

To suppose that the eye could have been formed by natural selection, seems, I freely confess, absurd in the highest possible degree

A scientific man ought to have no wishes, no affections, – a mere heart of stone.

We will now discuss in a little more detail the Struggle for Existence.

A moral being is one who is capable of reflecting on his past actions and their motives – of approving of some and disapproving of others.

Man scans with scrupulous care the character and pedigree of his horses, cattle, and dogs before he matches them; but when he comes to his own marriage he rarely, or never, takes any such care.

One general law, leading to the advancement of all organic beings, namely, multiply, vary, let the strongest live and the weakest die.

We are always slow in admitting any great change of which we do not see the intermediate steps

What wretched doings come from the ardor of fame; the love of truth alone would never make one man attack another bitterly.

The more one thinks, the more one feels the hopeless immensity of man’s ignorance.

You never know how a horse will pull until you hook him to a heavy load.

A time will come when instead of shepherds feeding the sheep, the church will have clowns entertaining the goats.

Having a teenage daughter is like riding a young horse over an unknown steeplechase course. You don’t know when to pull up the reins, when to let the horse have its head – or what.

I never said all actors are cattle; what I said was all actors should be treated like cattle.

If you can’t sleep, count sheep. Don’t count endangered animals. You will run out.

My trust in you is broken and I am plunged into despair for the animals.

In poverty she is envious. In riches she may be a snob. Money does not change the sickness, only the symptoms.

The people turn in allegiance to Humanity, as surely as water flows downward or as a wild animal takes cover in the wilderness.