There are few chances to see Chinese characters in your daily life. but many of the Daily life Korean words originated from Chinese characters. Fortunately, we have no inconvenience because it's mostly read and written in Korean, not directly Chinese characters. therefore, the readability of Chinese characters is remarkably low in the younger generation compared to Older Generation these days. Probably 300 characters are treated as know a lot, and most of them don't know more than 100 Chinese characters.
Many English vocabulary and grammar come from Latin. However, you don't have to learn Latin to learn English. There are also times when 'English words originating from Latin' are used in everyday life, but it is understandable if even people who do not know Latin can speak English. The relationship between HANJA and Korean is similar.