To know the brain...is equivalent to ascertaining the material course of thought and will, to discovering the intimate history of life in its perpetual duel with external forces.

Even granting that the genius subjected to the test of critical inspection emerges free from all error, we should consider that everything he has discovered in a given domain is almost nothing in comparison with what is left to be discovered.

As long as our brain is a mystery, the universe, the reflection of the structure of the brain will also be a mystery.

De todas las reacciones posibles ante una injuria, la más hábil y económica es el silencio / Of all the possible reactions to an insult, the most effective and efficient one is silence.