frowning young man thinking expressing doubts and concerns

adult aggressive annoyed attitude background bad beard bearded blue casual caucasian cautious chin complaining concept concerns confused cynic cynical disapproval disbelief discontent dislike displeasure distrust doubt doubtful emotion expression face frowning grumpy guy hand hipster human isolated looking male man mistrust one only passive people perception person pessimist portrait puzzled question reaction real shirt skeptic skeptical skepticism suspicious uncertain young