Put the world’s greatest philosopher on a plank that is wider than need be: if there is a precipice below, although his reason may convince him that … - Blaise Pascal

Know then, proud man, what a paradox you are to yourself. Be humble, impotent reason! Be silent, feeble nature! Learn that man infinitely transcends man, hear from your master your true condition, which is unknown to you.

Rules for Definitions. I. Not to undertake to define any of the things so well known of themselves that the clearer terms cannot be had to explain them. II. Not to leave any terms that are at all obscure or ambiguous without definition. III. Not to employ in the definition of terms any words but such as are perfectly known or already explained.

Alergăm fără încetare spre prăpastie după ce am aşezat ceva în faţa noastră pentru a ne împiedica să o vedem.