"...ผมตกใจคือ ครูเดโบราห์คิดสอนวิชาระเบียบวิธีวิจัยแก่ศิษย์อายุ ๘ - ๙ ขวบ ..."

Why?

I think children are more capable to learn "those disciplines" (organization and research principles) and society would benefit greatly. Because most older people can no longer learn without influences of 'anguish, greed and vanity' and thus can be overcome personal interest and/or gain.