What can be shown, cannot be said.
— Ludwig Wittgenstein
Blog do João Milho, ou Juan Maiz.
They that can give up essential liberty to obtain a little temporary safety, deserve neither liberty nor safety.
— Benjamin Franklin
It is vain to talk of the interest of the community, without understanding what is the interest of the individual.
— Jeremy Bentham
The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others. His own good, either physical or moral, is not sufficient warrant.
— John Stuart Mill