How do you organise, classify and store information ?! Your learnings ?

How do you organise, classify and store information ?! Your learnings ?
Computer/Laptops.
CDs.Blogs.
Email Inbox.
PDFs,Power point presentations, Pictures,
Weblinks.
Email Fwds.
Mobile
SMSes.
Telephone contacts.
Home-library of books.
Prints on paper,
Personal Diary.
News paper cuttings.

Information all over the place...and in all different forms.
Accumulation is fine. Sorting and making it available at finger tips.
Is there an integral view to all this information orgainsed at one place.
Efficient Knowledge managers ?