A miracle, my friend, is an event which creates faith.

Do not waste your time on Social Questions. What is the matter with the poor is Poverty; what is the matter with the rich is Uselessness.

Science can never solve one problem without raising ten more problems.

Beware of the man who does not return your blow: he neither forgives you nor allows you to forgive yourself.

He never does a proper thing without giving an improper reason for it.

If women were as fastidious as men, morally or physically, there would be an end of the race.

To withhold deserved praise lest it should make its object conceited is as dishonest as to withhold payment of a just debt lest your creditor should spend the money badly.