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.

Fanaticism obliterates the feelings of humanity.

Fanaticism obliterates the feelings of humanity.

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.

Fanaticism, the false fire of an overheated mind.

Fanaticism, the false fire of an overheated mind.

The worst vice of a fanatic is his sincerity.

The worst vice of a fanatic is his sincerity.

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.

Fanaticism consists of redoubling your efforts when you have
forgotten your aim.

Fanaticism consists of redoubling your efforts when you have
forgotten your aim.

Fanatics have their dreams, wherewith they weave a paradise for a sect.

Fanatics have their dreams, wherewith they weave a paradise for a sect.