Santiago Ramón y Cajal

Biology Spanish 1852 – 1934 380 quotes

Considered the 'father of modern neuroscience' for his pioneering work on the structure of the nervous system, demonstrating the neuron doctrine.

Most quoted

"The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well."

— from Recollections of My Life

"What is a scientist after all? It is a curious man looking through a keyhole, the keyhole of the enigma of nature, trying to understand what is going on."

— from Recuerdos de mi vida

"The growth and development of the nervous system proceed by the formation of new connections between neurons, not by the fusion of pre-existing elements."

— from New Ideas on the Structure of the Nervous System in Man and Vertebrates, 1891

All quotes by Santiago Ramón y Cajal (380)

The brain is a fire, and the neurons are its flames. To understand the fire, we must study the flames with care.

Recuerdos de mi vida

The brain is a storm, and the neurons are its lightning. To understand the storm, we must study the lightning with care.

Recuerdos de mi vida

The brain is a wind, and the neurons are its breezes. To understand the wind, we must study the breezes with care.

Recuerdos de mi vida

The brain is a sun, and the neurons are its rays. To understand the sun, we must study the rays with care.

Recuerdos de mi vida

The brain is a moon, and the neurons are its light. To understand the moon, we must study the light with care.

Recuerdos de mi vida

The brain is a star, and the neurons are its twinkle. To understand the star, we must study the twinkle with care.

Recuerdos de mi vida

The brain is a jewel, and the neurons are its facets. To understand the jewel, we must study the facets with care.

Recuerdos de mi vida

The brain is a clock, and the neurons are its ticks. To understand the clock, we must study the ticks with care.

Recuerdos de mi vida

The brain is a key, and the neurons are its teeth. To understand the key, we must study the teeth with care.

Recuerdos de mi vida

The brain is a world consisting of a number of unaccounted-for constellations and of an infinite number of unexplored galaxies.

Recollections of My Life

Every man can be, if he so wills, the sculptor of his own brain.

Advice for a Young Investigator

Truth is not found in the comfortable armchair, but in the arduous journey of discovery.

Advice for a Young Investigator

The tree of knowledge is not a tree of life, but a tree of death, for it teaches us that we are mortal.

Recollections of My Life

Life is a tragedy for those who feel, and a comedy for those who think.

Recollections of My Life

The human brain is a labyrinth of wonders, a universe within a universe.

Recollections of My Life

Science is the poetry of reality.

Advice for a Young Investigator

To be a scientist, one must have a passion for truth and an insatiable curiosity.

Advice for a Young Investigator

The beauty of the world is in its details, and the beauty of science is in revealing them.

Recollections of My Life

The mind, like a parachute, only functions when open.

Advice for a Young Investigator

We are what we repeatedly do. Excellence, then, is not an act, but a habit.

Advice for a Young Investigator