chyba rzeczywiście trochę za szybko, posłuchajcie jak w 2015 r. zagrał Menahem Pressler (ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-3aPDpfQ7V3Q.html)
For you as it sounds similar to my language, the translation would be: "Lento com grande expressão"(Slow with great expression), yes that is Brazilian Portuguese.