If the wages of sin are death, what else, I should like to know, is the wages of virtue?
There are more fools than knaves in the world, else the knaves would not have enough to live upon.
I believe that he was really sorry that people would not believe he was sorry that he was not more sorry.
In old times people used to try and square the circle; now they try and devise schemes for satisfying the Irish nation.
Science, after all, is only an expression for our ignorance of our own ignorance.
The first duty of a conscientious person is to have his or her conscience absolutely under his or her own control.
Don't learn to do, but learn in doing. Let your falls not be on a prepared ground, but let them be bona fide falls in the rough and tumble of the world.
Let every man be true and every god a liar.
Vaccination is the medical sacrament corresponding to baptism. Whether it is or is not more efficacious I do not know.
Justice is my being allowed to do whatever I like. Injustice is whatever prevents my doing so.