PPT Slide
ìI think, however, that there isnít any solution to this problem of education other than to realize that the best teaching can be done only when there is a direct individual relationship between a student and a good teacher [Ö] It is impossible to learn very much by simply sitting in a lecture [Ö] But in our modern times we have so many students to teach that we have to try to find some substitute for this ideal.î
Richard P. Feynman, June 1963(Introduction to Feynman Lectures)