Great 衹相當於'很棒'、"超讚"。中文的"偉大"近於 mighty :
Mighty God.
The mighty Beethoven wrote a few majestic symphonies.
如果貝多芬說自己 mighty, majestic,别人也會翻白眼。
反而是屈原把自己描绘得又偉大又 Majestic 。