If you're interested in knowing what "real" Thais think about their fellow Thais, this article in Khaosod may be of interest. Essentially real Thais' behaviour involves "lying, smiling and avoiding conflict". Casual conversations between a foreigner and a Thai, in Thai, are unlikely to penetrate such "Thainess"

http://www.khaosodenglish.com/opinio...he-next-table/