Liking something and admiring it are my biggest motivations.
Liking something and admiring it are my biggest motivations.
Passion and admiration are my biggest motivations.
What motivates me the most is my love and admiration for it.
「好きと憧れは一番のモチベーション」は英語では、
Liking something and admiring it are my biggest motivations.
のように表現できます。
ただ、面接では、
もう少し自然に、
Passion and admiration are my biggest motivations.
や、
What motivates me the most is my love and admiration for it.
の方が、
英語らしく自然で好印象です。