I doubt if a single individual could be found from the whole of mankind free from some form of insanity. The only difference is one of degree. - Erasmus

For what that passes among mortals everywhere is not full of folly, done be fools in the presence of fools?

Pico della Mirandola escribe hacia esta época su Discurso sobre la dignidad humana, en el que otorga al ser humano tanto la capacidad como la obligación de ser lo suficientemente noble para responder a la alta misión de llegar a comprender la unidad del cosmos en su divinidad.

I know this is overused...but it is accurate!

When I have a little money, I buy books; and if I have any left, I buy food and clothes.