The article discusses issues of effective learning and mastering a foreign language and factors affecting the learning process. The author focuses on the methodological and psychological aspects of this process. The effectiveness of learning and mastering a foreign language, its further professional use, in addition to the teacher’s talent to use the correct method of presenting and activating teaching material, the ability to build trust with students and create a comfortable environment for them in the classroom, depends largely on psychological factors, on the students’ ability to change established ideas about their ability to assimilate and freely use foreign language speech both in class and in real life.