This actual world of what is knowable, in which we are and which is in us, remains both the material and the limit of our consideration.

[T]he moralists of Europe [have] pretended that beasts have no rights... a doctrine revolting/gross/barbarous... on which a native of the Asiatic uplands could not look without righteous horror.

Pride is generally censured and decried, but mainly by those who have nothing to be proud of.

Where there is no love, a person's faithfulness to the marriage bond is probably against nature.

NOT to my contemporaries, not to my compatriots but to mankind I commit my now completed work in the confidence that it will not be without value for them, even if this should be late recognised, as is commonly the lot of what is good. For it cannot have been for the passing generation, engrossed with the delusion of the moment, that my mind, almost against my will, has uninterruptedly stuck to its work through the course of a long life. preface to the second edition of "the world as will and representation

The little honesty that exists among authors is discernible in the unconscionable way they misquote from the writings of others.

Rudeness is better than any argument; it totally eclipses intellect.