Mark Twain
(page 2)
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 a man.
The history of our race, and each individual's experience, are sown thick with evidence that a truth is not hard to kill and that a lie told well is immortal.
It takes your enemy and your friend, working together, to hurt you: the one to slander you, and the other to get the news to you.
Of all God's creatures there is only one that cannot be made the slave of the lash. That one is the cat. If man could be crossed with cat it would improve man, but it would deteriorate the cat.
The fact that man knows right from wrong proves his intellectual superiority to other creatures; but the fact that he can do wrong proves his moral inferiority to any creature that cannot.
Do something every day that you don't want to do; this is the golden rule for acquiring the habit of doing your duty without pain.
Education: that which reveals to the wise, and conceals from the stupid, the vast limits of their knowledge.