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

A thought that sometimes makes me hazy: Am I or are the others crazy?
Albert Einstein

Estudamos para devolver à sociedade o brilho, a dignidade, a sociedade, a prosperidade e a igualdade. Afora isto, todo estudo é vão.
Henrique Schutzer de Nero

Conhecimento, imaginação e criação são os maiores de todos os poderes
Silvia Helena Cardoso

There is something in us wiser than our head.
Arthur Schopenhauer

A satisfatory general comprehension of neuropsychotic disturbances is impossible if one cannot make connections to clear assumptions about normal mental processes.
Sigmund Freud

What is mind but motion in the intellectual sphere?
Oscar Wilde

The mind loves the unknown. It loves images whose meaning is unknown, since the meaning of the mind itself is unknown.
René Magritte

The Brain is wider than the Sky.
Emily Dickinson

The one self-knowledge worth having is to know one's own mind.
F. Bradley

The search for happiness is one of the chief sources of unhappiness.
Eric Hoffer

The most incomprehensible thing about the universe is that it is comprehensible.
Albert Einstein