noun
high ambition; lofty aspiration
A literary set phrase evoking the image of a blue sky or high clouds, used for noble, far-reaching ambitions. Often appears in formal or inspirational contexts.
彼は若い頃から青雲の志を抱いて上京した。
From a young age, he went to Tokyo with high ambitions.
青雲の志を
Continuing to hold lofty aspirations is the key to success.