had no need of a guide to learn ignorance

If we do not exert the right of eating our neighbor, it is because we have other means of making good cheer

It is not love that should be depicted as blind, but self-love.

The famous physician Dumoulin said when dying, 'I leave two great physicians behind me, simple food and pure water.'

Answer me, you who believe that animals are only machines. Has nature arranged for this animal to have all the machinery of feelings only in order for it not to have any at all?

If you are attacked as regards your style, never reply; it is for your work alone to make answer.

My life is a struggle.