Every man is a poet when he is in love.

To be at once exceedingly wealthy and good is impossible.

Truthfulness. He will never willingly tolerate an untruth, but will hate it as much as he loves truth... And is there anything more closely connected with wisdom than truth?

Until philosophers rule as kings or those who are now called kings and leading men genuinely and adequately philosophise, that is, until political power and philosophy entirely coincide, while the many natures who at present pursue either one exclusively are forcibly prevented from doing so, cities will have no rest from evils,... nor, I think, will the human race.

Man was not made for himself alone

If a man neglects education, he walks lame to the end of his life.

[M]ere knowledge of the truth will not give you the art of persuasion.