Om my way journey to professional networking. I did many role in networking industry as : Cisco Instructor, network administrator, network infrastructure consultant … Some time very was stress, sad. I request myself how to catch successfully ? How to have happy in mylife .
Presentation Virtualization server on VMware Technology at University Technical and Education (http://www.hcmute.edu.vn)
So I found principle, habit, positive thinking …. on internet by Jack Canfield, Stephen Covey, T. Harv Eker