Knowledge for the sake of knowledge! Truth for truth's sake! This is inhuman.

Faith which does not doubt is dead faith.

Piensa el sentimiento, siente el pensamiento." (roughly translated, "Think about the emotional and feel the intellectual")

If it is nothingness that awaits us, let us make an injustice of it, let us fight against destiny, even without hope of victory.

Was man made for science, or was science made for man?

Sometimes, to remain silent is to lie, since silence can be interpreted as assent.

Those faults we do not have, do not bother us.