三分鐘熱度 ~ 半途而廢
to give up halfway; to drop/fall by the wayside; to stop half way
三分鐘熱度 ~ 無恆心，欠缺持久力
poor endurance, not perseverant,
no stamina; impatient
e.g. Tom has poor endurance. He always gives up what he planned in halfway.
Tom is never perseverant in his work. He would change his mind quickly.