Whoever has witnessed another's ideal becomes his inexorable judge and as it were his evil conscience.
Return good for good; return evil with justice.
One that confounds good and evil is an enemy to good.
There is no safety for honest men except by believing all possible evil of evil men.
Attack the evil that is within yourself, rather than attacking the evil that is in others.
It is a cursed evil to any man to become as absorbed in any subject as I am in mine.
Evil can be undone, but it cannot "develop" into good.
There can be no justification for choosing any part of that which one knows to be evil.
There are no evil thoughts except one; the refusal to think.
Evil brings men together.
A canter is the cure for all evil.
I do not believe in the god of theology who rewards good and punishes evil.