Welcome back to another exciting article in the NLP Tutorials series. It's time to fully delve into Deep Learning for NLP! In NLP, it is very important that we remember things and retain the context very well. For example, as humans we learn progressively, word by word, sentence by sentence, the way you are doing now. We understand things by reading and thinking progressively and we need to have a memory to retain things and maintain the context for that particular task.