(in English) The aim of this diploma thesis is to analyse narrative techniques in four novels of Romain Gary: Au delà de cette limite votre ticket n'est plus valable, Éducation européenne, Clair de femme and La vie devant soi in relation to author's ethic. The thesis studies how narrative ends up in a plot via individual narrative techniques and it also studies the way works transmit moral or even didactical appeal to a reader. The main attribute is mostly the category of narrator, the role it plays in a text or the point of view from which the story is told. Character speech (monologues and dialogues) is not omitted, what allows the analysis to take place at several levels of the text. Subsequently, the thesis directs at the author himself, his ethic and thematic aspect of his work as such. In the centre of attention, there is also moralistic tradition in French literature and possible role of Romain Gary in this trend. His position in period French literature is interesting as well. In the end part, the thesis gives answer to a substantial question whether Romain Gary can be considered a modern moralist of the 20th century. It eventually justifies which narrative or thematic methods he uses are evidence of his affiliation with this literary trend and school of thought. Key words French novel,...