By doubting we are led to enquire, and by enquiry we perceive the truth.
The men who abandon themselves to the passions of this miserable life, are compared in Scripture to beasts.
Language is generated by the intellect and generates the intellect.
I preferred the weapons of dialectic to all the other teachings of philosophy, and armed with these, I chose the conflicts of disputation rather than the trophies of war.
Logic has made me hated in the world.
By doubting we come to questioning, and by questioning we perceive the truth.