Just as the philanthropist is the nuisance of the ethical sphere, so the nuisance of the intellectual sphere is the man who is so occupied in trying to educate others, that he has never had any time to educate himself.
The attainment of truth is then the function of both the intellectual parts of the soul. Therefore their respective virtues are those dispositions which will best qualify them to attain truth.
Genius must have talent as its complement and implement, just as in like manner imagination must have fancy. In short, the higher intellectual powers can only act through a corresponding energy of the lower.
Intellectual knowledge exists in and of the brain. Because the brain is part of the body, which must one day expire, this collection of facts, however large and impressive, will expire as well. {But spiritual insight transcends death.}
To be infatuated with the power of one's own intellect is an accident which seldom happens but to those who are remarkable for the want of intellectual power. Whenever Nature leaves a hole in a person's mind, she generally plasters it over with a thick coat of self-conceit.