Hello, I come from Viet Nam, i am 20 years old. I love physics so much and i very want to be a physicist in future. Nice to meet everyone. P/S: Sorry if i said anything bad. My english is very bad, so it won't be advoid misunderstanding. Now, i wanna be friend with you in order to discuss physics and help me in english. If you're interested, please leave some online address, for examples (facebook, gmail,...) and I will contact with you. Thanks ^_^.