What has not been examined impartially has not been well examined. Skepticism is therefore the first step toward truth.

Denis Diderot
Profession: Philosopher
Nationality: French

Some suggestions for you :
Justice is the first virtue of those who command, and stops the complaints of those who obey.
Man will never be free until the last king is strangled with the entrails of the last priest.
No man has received from nature the right to command his fellow human beings.
All abstract sciences are nothing but the study of relations between signs.
There is no moral precept that does not have something inconvenient about it.
The blood of Jesus Christ can cover a multitude of sins, it seems to me.