Hard work, ambition, patience, humility, seriousness, and passion for work, family, and country were among the traits he considered essential. But above all, master technique and produce original data; all the rest will follow.
Cajal's guidance on such things as the scientific method, resolve, undue admiration of authority, passion for reputation, reading, and "diseases of the will" is priceless. Every page of this little book is filled with read-aloud gems:
If a solution fails to appear after all of this, and yet we feel success is just around the corner, try resting for a while.... Like the early morning frost, this intellectual refreshment withers the parasitic and nasty vegetation that smothers the good seed. Bursting forth at last is the flower of truth.
Whether you're writing a dissertation, conquering writer's block to get that paper submitted to a journal, beginning a new research project, or just starting out in a scientific career, Advice for a Young Investigator will inspire, edify, and amuse you. --Therese Littleton