I was writing a article about one of my experience today. I was stuck at one line without a good word to explain the situation through words. I have the experience clearly visible in my mind running like a video but there is no word in the vocabulary I know to describe it. I think this happens many times with us in our day to day experiences when we are having a conversation with someone and we pause for a few seconds to think about a good word.
Inference: An AI capable of thinking should be able to express thoughts in any language. The brain contains a database that stores information in a very unknown way and can use language to express them to the external world. The expression could be in the form of Art or Words.