Once I was told, you don't have another chance to make another first impression, plenty of people judging you by only the first acquaintance. For this reason, many individuals lose their personality just to impress someone at the first glance, including me in the past. Later on, I find it exhausted to pretend not to be me thus I stop pretending. Therefore, I firmly believe that people should not be concluded by other's first impression. In this essay, I will provide why people should not rely on their first thought on individuals in the paragraphs below.