Voltaire

What most persons consider as
virtue, after the age of 40 is
simply a loss of energy.

Voltaire

The art of medicine consists in
amusing the patient while nature
cures the disease.

Voltaire

What would constitute useful
history? That which should teach
us our duties and our rights,
without appearing to teach them.

Voltaire

When it is a question of money,
everybody is of the same religion.

Voltaire

We have a natural right to make use
of our pens as of our tongue, at
our peril, risk and hazard.

Voltaire

It is said that the present is
pregnant with the future.

Voltaire

Superstition is to religion what
astrology is to astronomy:  the
mad daughter of a wise mother. 

Voltaire

Think for yourselves and let others
enjoy the privilege to do so, too.

Voltaire

It is dangerous to be right in
matters on which the established
authorities are wrong.

Voltaire

History in general is a collection
of crimes, follies, and misfortunes
among which we have now and then
met with a few virtues, and some
happy times.

Voltaire