New opinions often appear first as jokes and fancies, then as blasphemies and treason, then as questions open to discussion, and finally as established truths.

All progress is due to the unreasonable person.

From a very early age, I've had to interrupt my education to go to school.

The unconscious self is the real genius. Your breathing goes wrong the moment your conscious self meddles with it.

Give women the vote, and in five years there will be a crushing tax on bachelors.

A revolutionist is one who desires to discard the existing social order and try another.

Only where there is pecuniary equality can the distinction of merit stand out.