It is idle to dispute with old men. Their opinions, like their cranial sutures, are ossified.

- Santiago Ramon Y Cajal

Every man if he so desires becomes sculptor of his own brain.

- Santiago Ramon Y Cajal

The brain is a world consisting of a number of unexplored continents and great stretches of unknown territory.

- Santiago Ramon Y Cajal

The worst part is not in making a mistake but in trying to justify it, instead of using it as a heaven-sent warning of our mindlessness or our ignora…

- Santiago Ramon Y Cajal

In summary, all great work is the fruit of patience and perseverance, combined with tenacious concentration on a subject over a period of months or y…

- Santiago Ramon Y Cajal

Unfortunately, nature seems unaware of our intellectual need for convenience and unity, and very often takes delight in complication and diversity.

- Santiago Ramon Y Cajal

There are no small problems. Problems that appear small are large problems that are not understood

- Santiago Ramon Y Cajal

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

- Santiago Ramon Y Cajal

Like the entomologist in search of colorful butterflies, my attention has chased in the gardens of the grey matter cells with delicate and elegant sh…

- Santiago Ramon Y Cajal