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 same things are best both for individuals and for states, and these are the things which the legislator ought to implant in the minds of his citizens.
All acts of living become bad by ten things, and by avoiding the ten things they become good. There are three evils of the body, four evils of the tongue, and three evils of the mind.
PAIN, n. An uncomfortable frame of mind that may have a physical basis in something that is being done to the body, or may be purely mental, caused by the good fortune of another.
Wit and puns aren't just décor in the mind; they're essential signs that the mind knows it's on, recognizes its own software, can spot the bugs in its own program.