To CV or Not To CV (and other job hunt questions)

Does everyone update their cover letter and resume to fit the job? Does highlighting specific examples of experience and proficiencies do better to market a viable candidate to employers?

Journal 003: Meditations – Book II

“And, to say all in a word, everything that belongs to the body is a stream, and what belongs to the soul is a dream and vapor, and life is a warfare and a stranger’s sojourn, and after-fame is oblivion. What then can guide a man? One thing and only one, philosophy.”