"Justice, although it resembles a mirage, is really concerned with internal rather than external activity, with the true self and its business."

"The thing to be done does not choose, I imagine, to tarry the leisure of the doer, but the doer must be at the beck of the thing to be done, and not treat it as a secondary affair."

"Astronomy compels the soul to look upwards and leads us from this world to another."

"Mankind censure injustice fearing that they may be the victims of it, and not because they shrink from committing it."

"A man ought not to return evil for evil, as many think, since at no time ought we to do an injury to our neighbor."

"He who can properly define and divide is to be considered a god."

"Philosophers are the ones who can reach what always stays the same in every respect, and non- philosophers the ones who cannot, who wonder among the many things that go in every direction."

"The truth is, O men of Athens, that God only is wise; and by his answer he intends to show that the wisdom of men is worth little or nothing."

"The plan grows under the author's hand; new thoughts occur to him in the act of writing; he has not worked out the argument to the end before he begins."

"Isn't it a bad thing to be deceived about the truth, and a good thing to know what the truth is?"