And is it not obvious that, just as it is a crime to disturb the peace when truth reigns, it is also a crime to remain at peace when the truth is bei… - Blaise Pascal

Each man is everything to himself, for with his death everything is dead for him. That is why each of us thinks he is everything to everyone. We must not judge nature by ourselves, but by its own standards.

إن احتقار النفس يولد أكثر النزعات اجراما : لأنه يجعل الشخص ينطوي على كراهية قاتلة للحقيقة التي تدينه هو وتظهر عيوبه

This art, which I call the art of persuading, and which, properly speaking, is simply the process of perfect methodical proofs, consists of three essential parts: of defining the terms of which we should avail ourselves by clear definitions, of proposing principles of evident axioms to prove the thing in question; and of always mentally substituting in the demonstrations the definition in the place of the thing defined.