X An unexamined life is not worth living.

X When the debate is over, slander becomes the tool of the loser.

X One thing only I know, and that is that I know nothing.

X Beware the barrenness of a busy life.

X True knowledge exists in knowing that you know nothing.

X To find yourself, think for yourself.

X Education is the kindling of a flame, not the filling of a vessel.

X There is only one good, knowledge, and one evil, ignorance.

X I know nothing except the fact of my ignorance.

X I cannot teach anybody anything, I can only make them think.