Also like Safin, Gulbis often comments about his own lack of discipline and/or interest in practising, but is very forthcoming about his aspirations of entering the top 10, 5, or even No. 1 in the ATP rankings.
Seperti Safin, Gulbis juga menyatakan ke-kurang disiplinannya atau niat dalam latihan, tetapi pernah menyatakan bahwa ia ingin mencapai 10 besar, 5 besar, atau nomor 1 di peringkat ATP.