“Logic has made me hated in the world.” — Peter Abelard

The men who abandon themselves to the passions of this miserable life, are compared in Scripture to beasts.

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.

It is by doubting that we come to investigate, and by investigating that we recognize the truth.

The key to wisdom is this - constant and frequent questioning, for by doubting we are led to question and by questioning we arrive at the truth.