Amila Pradeep’s Reviews > 97 Things Every Programmer Should Know: Collective Wisdom from the Experts > Status Update

good book.this's most important part... "As a professional programmer, you must keep yourself updated in your field of expertise—just as brain surgeons and pilots are expected to keep themselves up to date in their own fields of expertise. You need to spend evenings, weekends, and holidays educating yourself; therefore, you cannot spend your evenings, weekends, and holidays working overtime on your current project"