A fanatic is one who can't change his mind and won't change the subject.

A fanatic is one who can't change his mind and won't change the subject.

There is no place in a fanatic's head where reason can enter.

There is no place in a fanatic's head where reason can enter.

Fanaticism is overcompensation for doubt.

Fanaticism is overcompensation for doubt.

Wisdom becomes nonsense in the mouth of a fanatic.

Wisdom becomes nonsense in the mouth of a fanatic.

There is no strong performance without a little fanaticism in the performer.

There is no strong performance without a little fanaticism in the performer.

In the history of mankind, fanaticism has caused more harm than vice

In the history of mankind, fanaticism has caused more harm than vice

Fanatical religion driven to a certain point is almost as bad as
none at all, but not quite.

Fanatical religion driven to a certain point is almost as bad as
none at all, but not quite.

I wish there were some cure, like the lover's leap, for all heads
of which some single idea has read more

I wish there were some cure, like the lover's leap, for all heads
of which some single idea has obtained an unreasonable and
irregular possession.

The fanatic is incorruptible: if he kills for an idea, he can just as well get himself killed for one; read more

The fanatic is incorruptible: if he kills for an idea, he can just as well get himself killed for one; in either case, tyrant or martyr, he is a monster.